Antitussive Patents (Class 514/850)
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Patent number: 8679553Abstract: An herbal composition for providing a beneficial effect to the respiratory tract. The composition includes Thyme Leaf, Wild Cherry Bark, Cocoa Extract, Mullein Leaf Extract, and Boswellia Serrata. In particular, the composition may prevent or treat cough, specifically caused by exposure to smoke. Also described are methods of using the herbal composition.Type: GrantFiled: December 26, 2012Date of Patent: March 25, 2014Assignee: Aadvantics Pharmaceuticals, Inc.Inventors: Brian M. Levine, William E. Berger
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Patent number: 8569238Abstract: The activated Factor XI is provided as an antitussive for cough caused by the stimulation at the tracheal bifurcation such as chronic cough. A pharmaceutical composition for prevention, treatment and/or symptom amelioration of cough, comprising a polypeptide chain as an active ingredient and a pharmaceutically acceptable carrier, wherein the polypeptide chain consists of a full length amino acid sequence constituting activated Factor XI (hereinafter also referred to as “FXIa”), the amino acid sequence with one or several amino acids therein being deleted, substituted or added, or a partial sequence of either of the above amino acid sequences, or an amino acid sequence comprising as a part any of the above amino acid sequences.Type: GrantFiled: March 18, 2013Date of Patent: October 29, 2013Assignees: The Chemo-Sero-Therapeutic Research Institute, Ginkyo Academy Kumamoto Health Science University, National University Corporation Kumamoto UniversityInventors: Shintaro Kamei, Asami Shindome, Takayoshi Hamamoto, Hiroaki Maeda, Masaki Hirashima, Sachio Okuda, Misako Umehashi, Sachie Ogawa, Megumi Imuta, Norio Akaike, Kazuo Takahama, Ryoko Wada
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Patent number: 8501816Abstract: Memantine compositions and methods of use are described herein. In some embodiments, the compositions comprise memantine and an absorption enhancer, or memantine and an elimination enhancer, or memantine and an absorption enhancer and an elimination enhancer.Type: GrantFiled: October 12, 2011Date of Patent: August 6, 2013Assignee: Cerecor, Inc.Inventors: Blake Paterson, Mark Ginski, Brendan Canning
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Patent number: 8361519Abstract: An herbal composition for providing a beneficial effect to the respiratory tract. The composition includes Thyme Leaf, Wild Cherry Bark, Cocoa Extract, Mullein Leaf Extract, and Boswellia Serrata. In particular, the composition may prevent or treat cough, specifically caused by exposure to smoke. Also described are methods of using the herbal composition.Type: GrantFiled: November 16, 2011Date of Patent: January 29, 2013Assignee: Aadvantics Pharmaceuticals, Inc.Inventors: Brian M. Levine, William E. Berger
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Patent number: 8349897Abstract: The invention relates to substituted phenoxyacetic acids as useful pharmaceutical compounds for treating respiratory disorders, pharmaceutical compositions containing them, and processes for their preparation.Type: GrantFiled: December 20, 2010Date of Patent: January 8, 2013Assignee: Astrazeneca ABInventors: Timothy Jon Luker, Rukhsana Tanseem Mohammed, Mark Dickinson, Stephen Thom
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Patent number: 8257746Abstract: Tannate compositions containing active pharmaceutical ingredients to be used for treating nausea, vomiting, pain, convulsions, and insomnia and manufacturing processes for preparing the tannate compositions.Type: GrantFiled: July 28, 2011Date of Patent: September 4, 2012Assignee: Pernix Therapeutics, LLCInventors: Jeffrey S. Kiel, H. Greg Thomas, Narasimhan Mani
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Patent number: 8012506Abstract: Tannate compositions containing active pharmaceutical ingredients to be used for treating nausea, vomiting, pain, convulsions, and insomnia and manufacturing processes for preparing the tannate compositions.Type: GrantFiled: August 9, 2006Date of Patent: September 6, 2011Assignee: Pernix Therapeutics, LLCInventors: Jeffrey S. Kiel, H. Greg Thomas, Narasimhan Mani
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Patent number: 7867523Abstract: A pharmaceutical composition for the treatment of colds and influenza. The pharmaceutical composition is a mixture of: acetaminophen, diphenhydramine, dextromethorphan, arabinogalactan, vitamin C, zinc, olive leaf extract, resveratrol and elderberry extract.Type: GrantFiled: July 18, 2008Date of Patent: January 11, 2011Inventor: Elaine A. Vanterpool
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Patent number: 7288542Abstract: The present invention relates to a compounds according to formula I, methods for treating diseases mediated by human immunodeficieny virus by administration of a compound according to formula I and pharmaceutical compositions for treating diseases mediated by human immunodeficieny virus containing a compound according to formula I where R1, R2, R3, R4, R5, R6, R7 and R8 are as defined hereinType: GrantFiled: March 22, 2005Date of Patent: October 30, 2007Assignee: Roche Palo Alto LLCInventors: James Patrick Dunn, Todd Richard Elworthy, Joan Heather Hogg, Dimitrios Stefanidis
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Patent number: 7138133Abstract: The present invention is an orally administered liquid pharmaceutical composition that demonstrates excellent physical stability while delivering concentrated levels of the pharmaceutical active(s). Specifically, these compositions for extended periods do not allow the active to precipitate or settle out of solution. Among the advantages of this invention is that the compositions do not require agitation/shaking prior to use as a method to re-suspend or dissolve active drug material to insure even and consistent dosing.Type: GrantFiled: October 10, 2001Date of Patent: November 21, 2006Assignee: The Procter & Gamble CompanyInventors: Douglas Joseph Dobrozsi, Jerry William Hayes, II, Francis Joseph David Bealin-Kelly, Jayant Eknath Khanolkar, Benoit Maurice Mullet, Shane Michael DE LA Harpe, Brian James Robbins
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Patent number: 7094429Abstract: An active ingredient from the group of an antihistamine, a decongestant, an antitussive or anticholinergic is dissolved in a suitable solvent and added to a dispersion of tannic acid in water to form the tannate salt complex of the active ingredient. The active ingredient tannate salt complex without isolation or purification is then added to a liquid or semi-solid medium composed of thickening, suspending, coloring, sweetening and flavoring agents, with stirring. Thereafter, preservatives, pH-adjusting and anti-caking agents in a suitable solvent are mixed with the liquid or semi-solid medium to generate a therapeutic dosage form.Type: GrantFiled: August 19, 2004Date of Patent: August 22, 2006Assignee: Kiel Laboratories, Inc.Inventors: Jeffrey S. Kiel, H. Greg Thomas, Narasimhan Mani
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Patent number: 6939856Abstract: The invention pertains to a method for preparing dexchlorpheniramine (“dexchlor”) tannate by reacting dexchlorpheniramine free base at a temperature of about 75 to about 150° C. with tannic acid neat or as an aqueous slurry containing up to about 20 wt. % water. The dexchlorpheniramine free base may be obtained by reacting a commercially available dexchlorpheniramine salt such as dexchlorpheniramine maleate with a base such as aqueous sodium hydroxide. The resultant dexchlor tannate has extended release properties and is useful in pharmaceutical compositions as an antihistamine for human beings.Type: GrantFiled: August 14, 2003Date of Patent: September 6, 2005Assignee: Jame Fine Chemicals, Inc.Inventors: Sham N. Redkar, Raja G. Achari, Angelo R. Mellozzi, Vilas M. Chopdekar
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Patent number: 6869618Abstract: An active ingredient from the group of an antihistamine, a decongestant, an antitussive or anticholinergic is dissolved in a suitable solvent and added to a dispersion of tannic acid in water to form the tannate salt complex of the active ingredient. The active ingredient tannate salt complex without isolation or purification is then added to a liquid or semi-solid medium composed of thickening, suspending, coloring, sweetening and flavoring agents, with stirring. Thereafter, preservatives, pH-adjusting and anti-caking agents in a suitable solvent are mixed with the liquid or semi-solid medium to generate a therapeutic dosage form.Type: GrantFiled: April 9, 2002Date of Patent: March 22, 2005Assignee: Kiel Laboratories, Inc.Inventors: Jeffrey S. Kiel, H. Greg Thomas, Narasimhan Mani
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Patent number: 6790849Abstract: Methods and pharmaceutical compositions employing (+) cetirizine, (−) cetirizine, or racemic cetirizine, or a pharmaceutically acceptable salt thereof, and a leukotriene inhibitor, or a pharmaceutically acceptable salt thereof, or decongestant for the treatment, management, and/or prevention of inflammation, asthma or symptoms thereof, allergic disorders such as allergic rhinitis, and dermatitis.Type: GrantFiled: March 26, 2002Date of Patent: September 14, 2004Assignee: Sepracor Inc.Inventor: Paul D. Rubin
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Patent number: 6670370Abstract: The invention pertains to a composition comprising dextromethorphan tannate and to a method for preparing dextromethorphan tannate by reacting dextromethorphan at a temperature of about 80 to about 180° C. with tannic acid either neat or as an aqueous slurry containing about 5 to about 30 wt. % water. The dextromethorphan tannate has extended release properties and is useful in pharmaceutical compositions as an antitussive for human beings.Type: GrantFiled: October 28, 2002Date of Patent: December 30, 2003Assignee: Jame Fine Chemicals, Inc.Inventors: Vilas M. Chopdekar, James R. Schleck, Hemant S. Desai
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Patent number: 6566396Abstract: Tannate compositions consisting essentially of carbetapentane tannate and chlorpheniramine tannate which are effective when administered orally for the symptomatic relief of coryza associated with the common cold, sinusitis, allergic rhinitis, unproductive cough and upper respiratory tract conditions are disclosed.Type: GrantFiled: November 30, 2000Date of Patent: May 20, 2003Assignee: Medpointe Healthcare Inc.Inventors: Ronald J. Leflein, Alexander D. D'Addio
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Patent number: 6384038Abstract: Methods and pharmaceutical compositions employing (+) cetirizine, (−) cetirizine, or racemic cetirizine, or a pharmaceutically acceptable salt thereof, and a leukotriene inhibitor, or a pharmaceutically acceptable salt thereof, or decongestant for the treatment, management, and/or prevention of inflammation, asthma or symptoms thereof, allergic disorders such as allergic rhinitis, and dermatitis.Type: GrantFiled: April 14, 1998Date of Patent: May 7, 2002Assignee: Sepracor Inc.Inventor: Paul D. Rubin
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Patent number: 6362197Abstract: Pharmaceutical compositions possessing anti-tussive activity, and a method of administering the same to warm-blooded animals, including humans.Type: GrantFiled: June 9, 1999Date of Patent: March 26, 2002Assignee: Cardiome Pharma Corp.Inventors: Clive P. Page, Bernard A. MacLeod, David M. J. Quastel
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Patent number: 6335030Abstract: The present invention is drawn to a device for the transdermal administration of dextromethorphan, (+)-3-methoxy-17-methyl-9a,13a,14a-morphanin, and salts, prodrugs and metabolites thereof, together with a pharmaceutically acceptable carrier, to a human being or animal in need thereof, to achieve an antitussive effect. The present invention is further drawn to a method of achieving an antitussive effect in a human being or animal which comprises transdermally administering dextromethorphan, (+)-3-methoxy-17-methyl-9a,13a,14a-morphanin, and salts, prodrugs and metabolites thereof, together with a pharmaceutically acceptable carrier.Type: GrantFiled: October 23, 1998Date of Patent: January 1, 2002Assignee: Pharmacia & Upjohn ABInventors: Ulla Hoeck, Bo Kreilgaard, Helle Kristensen
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Patent number: 6211152Abstract: A pharmaceutical and/or veterinary formulation comprising deslorelin and an excipient, the formulation being characterised in that, in vitro, it releases deslorelin into phosphate buffered saline, as hereinbefore described, at 37° C. at a rate of about 2-80 &mgr;g/day for at least 200 days. The formulation may be used for prevention of reproductive function, particularly in dogs and cats, and for the treatment, particularly in humans, of prostate and breast cancer and other diseases and conditions where suppression of testosterone or estradiol levels is beneficial.Type: GrantFiled: February 17, 1999Date of Patent: April 3, 2001Assignee: Peptech LimitedInventors: John D. Walsh, Timothy E. Trigg
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Patent number: 6194460Abstract: The claims define a method which is based on the use of baclofen to suppress the cough of a patient who is afflicted with a cough that is induced by the administration of an ACE inhibitor. The usual dose of baclofen is from 10 to 30 mg daily. A pharmaceutical composition which comprises an effective amount of an ACE inhibitor is also disclosed which is a combination of an ACE inhibitor and an amount of baclofen which is effective to suppress the cough which is caused by the administration of the therapeutic dose of an ACE inhibitor.Type: GrantFiled: May 31, 1995Date of Patent: February 27, 2001Assignee: Montefiore Medical CenterInventor: Peter Dicpinigaitis
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Patent number: 6121290Abstract: Invention is a method of treating cough in a mammal, including a human, which comprises administering to such mammal an effective amount of an inhibitor of GABA uptake.Type: GrantFiled: November 24, 1998Date of Patent: September 19, 2000Assignee: SmithKline Beecham CorporationInventors: William E. Bondinell, Charles J. Kotzer, David C. Underwood
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Patent number: 6001392Abstract: The present invention relates generally to a mixture of coated and non-coated sulfonic acid cation exchange resins (Amberlite IR69) cross-linked with about 8% divinyl benzene onto which dextromethorphan has been loaded. About 30% of the drug/resin complexes are coated with a mixture of ethyl cellulose or ethyl cellulose latexes with plasticizers and water dispersible polymers such as SURELEASE. The coating level is about 50% w/w drug. Coated and uncoated drug/resin complexes are loaded with drug to about 45% by weight drug/resin complex. The ratio of coated and uncoated drug/resin complexes is about 55/45. The particle sizes of the coated and uncoated drug/resin complexes is about 20 to about 300 and about 20 to about 250 microns, respectively.Type: GrantFiled: December 19, 1997Date of Patent: December 14, 1999Assignee: Warner-Lambert CompanyInventors: Betty Wen, Michael P. Ramsay, Heinrich Scheurer, Val Dokuzovic, Vincent Lam
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Patent number: 5932589Abstract: Oral antitussive pharmaceutical composition which allows a significant contact of its components with mucous membranes of the buccal cavity and comprises a centrally acting antitussive or a pharmaceutically acceptable salt thereof and benzydamine or a pharmaceutically acceptable acid addition salt thereof.Type: GrantFiled: December 24, 1996Date of Patent: August 3, 1999Assignee: Aziende Chimiche Riunite Angelini Francesco A.C.R.A.F. S.p.A.Inventor: Depalmo Galli Angeli
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Patent number: 5760085Abstract: The present invention relates to topical aromatic releasing compositions containing one or more volatile aromatic compounds selected from the group consisting of 3-1-menthoxy propane-1,2-diol, N-substituted-p-menthane-3-carboxamides and acyclic carboxamides and mixtures thereof. In further embodiments, these compositions are also useful for providing relief from nasal symptoms.Type: GrantFiled: September 12, 1996Date of Patent: June 2, 1998Assignee: The Procter & Gamble CompanyInventors: William Fletcher Beck, Sekhar Mitra
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Patent number: 5730997Abstract: A substantially tasteless liquid phramaceutical delivery system containing an active material and a high osmolarity aqueous system comprising (i) water; (ii) about 20% to about 45% by weight sugar derivative; (iii) about 10% to about 15% by weight hydrogenated maltose syrup; and (iv) about 0% to about 35% by weight polyhydroxy alcohol.Type: GrantFiled: September 11, 1996Date of Patent: March 24, 1998Assignee: KV Pharmaceutical CompanyInventors: Keith S. Lienhop, Robert C. Cuca, Thomas Charles Riley, Jr., R. Saul Levinson
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Patent number: 5622992Abstract: The present invention relates to topical aromatic releasing compositions containing one or more volatile aromatic compounds selected from the group consisting of 3-1-menthoxy propane-1,2-diol, N-substituted-p-menthane-3-carboxamides and acyclic carboxamides and mixtures thereof. In further embodiments, these compositions are also useful for providing relief from nasal symptoms.Type: GrantFiled: March 7, 1996Date of Patent: April 22, 1997Assignee: The Procter & Gamble CompanyInventor: William F. Beck
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Patent number: 5534552Abstract: A clear, hypoallergenic sinus and allergy medication is orally administered in an aqueous, liquid dosage form. The formulation provides effective sinus and allergy relief without alcohol or dyes which adversely affect many allergy sufferers. Said relief is provided while still maintaining aesthetic appeal or pleasant taste and texture.Type: GrantFiled: March 2, 1994Date of Patent: July 9, 1996Assignee: Warner-Lambert CompanyInventor: Swati Bapat
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Patent number: 5514665Abstract: Methods for reducing the risk of or preventing infections by bacterial pathogens in vivo. In particular, a method for reducing the risk of P. aeruginosa infection in vivo in compromised hosts such as cystic fibrosis patients. The methods involve the use of dextran or dextran sulphate as the active ingredient.Type: GrantFiled: October 3, 1994Date of Patent: May 7, 1996Assignee: University of British ColumbiaInventors: David P. Speert, Thomas C. Usher
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Patent number: 5422357Abstract: Oxatomide reduces the number of cough attacks and also prolongs the time between each attack. The effect is dose-related.Type: GrantFiled: July 27, 1993Date of Patent: June 6, 1995Assignee: Farkemo S.r.l.Inventor: Piercarlo Braga
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Patent number: 5409907Abstract: The present invention relates to an aqueous pharmaceutical suspension composition comprising: from about 0.2% to 20% of a substantially water soluble pharmaceutical active, e.g. acetaminophen; a suspension stabilizing effective amount of xanthan gum and microcrystalline cellulose; an effective amount of taste masking compositions; and water, as well as a process for producing such aqueous pharmaceutical suspensions.Type: GrantFiled: December 16, 1993Date of Patent: April 25, 1995Assignee: McNeil-PPC, Inc.Inventors: Cynthia M. Blase, Manoj N. Shah
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Patent number: 5352703Abstract: 2-benzoylamino-3,5-dibromo-N-(4-hydroxycyclohexyl)benzylamine of formula (I), and pharmaceutically acceptable acid addition salts have antitussive and mucus regulating activities.Type: GrantFiled: November 23, 1992Date of Patent: October 4, 1994Assignee: Mediolanum Farmaceutici S.p.A.Inventor: Giuseppe Quadro
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Patent number: 5272137Abstract: The present invention relates to an aqueous pharmaceutical suspension composition comprising: from about 0.2% to 20% of a substantially water soluble pharmaceutical active, e.g. acetaminophen; a suspension stabilizing effective amount of xanthan gum and microcrystalline cellulose; an effective amount of taste masking compositions; and water, as well as a process for producing such aqueous pharmaceutical suspensions.Type: GrantFiled: February 14, 1992Date of Patent: December 21, 1993Assignee: McNeil-PFC, Inc.Inventors: Cynthia M. Blase, Manoj N. Shah
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Patent number: 5223541Abstract: This invention relates to a tramadol N-oxide material, enantiomers and compositions thereof and their use. The tramadol N-oxide material and compositions thereof are pharmacologically useful in treating pain, diarrhea and tussive conditions. The tramadol N-oxide is also subject to less side-effects as compared to pure opiate based compositions, such as abuse liability, tolerance, constipation and respiratory depression. Furthermore, the tramadol N-oxide material when administered orally exhibits analgesia for a longer duration than an equi-analgesic amount of tramadol.Type: GrantFiled: September 13, 1991Date of Patent: June 29, 1993Assignee: McNeilab, Inc.Inventors: Cynthia A. Maryanoff, Robert B. Raffa, Frank J. Villani
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Patent number: 5100898Abstract: Novel antitussive and anesthetic liquid compositions of matter for oral use comprising an effective oral antitussive drug and dyclonine; and method of using same.Type: GrantFiled: September 28, 1990Date of Patent: March 31, 1992Assignee: Richardson-Vicks Inc.Inventor: James V. Sorrentino
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Patent number: 5013554Abstract: Dextrorphan salts with polycarboxylic organic acids are effectively absorbed by the oral route and can conveniently be formulated in pharmaceutical compositions suitable to the oral administration.Type: GrantFiled: September 12, 1989Date of Patent: May 7, 1991Assignee: Prodotti Formenti s.r.l.Inventors: Carlos Passarotti, Antonio Fossati, Mauro Valenti, Gianluigi Bandi
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Patent number: 5006560Abstract: A method for treating cough in a mammal comprising administering to said mammal an anti-tussive effective amount of a GABA-B selective agonist such as ##STR1## is described.Type: GrantFiled: December 20, 1989Date of Patent: April 9, 1991Assignee: Schering CorporationInventors: William Kreutner, Donald Bolser, Richard Chapman, Sultan Aziz
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Patent number: 4971798Abstract: Disclosed is a hard confection containing Palatinit (hydrogenated isomaltulose) and a medicinally active ingredient. Such a formulation has been found to dissolve more slowly than similar formulations based on sugar rendering them suitable for dispensing the active ingredient over an extended period of time.Type: GrantFiled: November 30, 1989Date of Patent: November 20, 1990Assignee: Miles Inc.Inventors: Kenneth A. Coia, Michael J. Lynch
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Patent number: 4892877Abstract: Novel antitussive and anesthesic liquid compositions of matter for oral use comprising an effective oral antitussive drug and phenol, and method of using same.Type: GrantFiled: October 27, 1987Date of Patent: January 9, 1990Assignee: Richardson-Vicks Inc.Inventor: James V. Sorrentino
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Patent number: 4798898Abstract: 2-Substituted thiazolidines compounds having formula I ##STR1## wherein X is a CH.sub.2, O or S, R is hydroxy or an acyloxy, alkyloxy, alkenyloxy or alkinyloxy group, R.sub.1 is hydrogen or a group of formula ##STR2## R.sub.2 is hydrogen or a free or esterified carboxy group, R.sub.a and R.sub.b are hydrogen or methyl, p is zero or 1, R.sub.3 is a C.sub.1 -C.sub.2 alkylsulphonyl group, a phenyl or p-Cl phenyl, p-methylsulphonyl group or an acyl group; are useful as mucus regulating, antitussive and antibronchospastic agents.Type: GrantFiled: July 17, 1985Date of Patent: January 17, 1989Assignee: Boehringer Biochemia Robin S.p.A.Inventors: Carmelo A. Gandolfi, Silvano Spinelli, Odoardo Tofanetti, Raimondo Russo, Sergio Tognella
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Patent number: 4788055Abstract: A pharmaceutical preparation for controlled, sustained release of dextromethorphan comprising a polystyrene sulfonate resin which has been cross-linked with about 3% to about 10% divinyl benzene, having an average particle size of at least 48 .mu.m and less than 100 .mu.m onto which dextromethorphan has been loaded in a ratio of dextromethorphan hydrobromid to resin of about 1:3 to about 1:10 and at least one pharmaceutically acceptable adjuvant.Type: GrantFiled: December 9, 1985Date of Patent: November 29, 1988Assignee: Ciba-Geigy CorporationInventors: Franz X. Fischer, Satish C. Khanna
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Patent number: 4775694Abstract: The invention relates to an oral pharmaceutical composition containing benzonatate. More particularly it concerns a composition of this character having improved taste and demulcency characteristics as well as one which minimizes the local anaesthesia to the oral muscosa brought about by the benzonatate.Type: GrantFiled: March 24, 1987Date of Patent: October 4, 1988Assignee: Bristol-Myers CompanyInventors: Eugene G. Press, Thomas M. Tencza, F. Henry Merkle
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Patent number: 4767612Abstract: Disclosed is a method for the treatment of allergic rhinitis that manifests itself as rhinorrhea, nasal itching, sneezing, congestion and postnasal drip. The method comprises the administration from a nasal aerosol dispenser an effective amount of micronized triamcinolone acetonide suspended in dichlorodifluoromethane into the nasal cavity of a patient suffering from allergic rhinitis.Type: GrantFiled: January 23, 1987Date of Patent: August 30, 1988Assignee: Rorer Pharmaceutical CorporationInventors: Nicholas S. Hagen, Kim D. Lamon
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Patent number: 4762719Abstract: A cough drop is provided comprising a hard candy outer shell and a powdered centerfill containing a rapidly-dissolving powder such as dextrose monohydrate and an active ingredient such as menthol and eucalyptus which is preferably in the form of a liquid blend and a spray-dried powder. The hard candy outer shell also contains menthol and eucalyptus as a liquid blend.When the outer shell is dissolved in the mouth or the centerfill is bitten into, the rapidly-dissolving powder acts to enhance the active-ingredient's activity in the mouth so that a discernible vaporization of active-ingredient is felt.Type: GrantFiled: August 7, 1986Date of Patent: August 9, 1988Inventor: Mark Forester
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Patent number: 4650663Abstract: A medicament adsorbate containing a magnesium trisilicate having a surface area of at least 400 m.sup.2 /g and having a flake-like structure with multiple interstitial spaces, and having adsorbed therein from about 1% to about 20% by weight of the adsorbate of a medicament drug, wherein the medicament drug is an antitussive.Type: GrantFiled: December 19, 1985Date of Patent: March 17, 1987Assignee: Warner-Lambert CompanyInventors: David Peters, John Denick, Jr., Anil K. Talwar