Chalcogen In The Nitrogen Containing Substituent Patents (Class 544/46)
  • Publication number: 20150087638
    Abstract: Provided herein are methods, compositions, and kits for the treatment of an enteric nervous system disorder. Such methods may comprise administering to a subject an effective amount of a phenothiazine compound, a peripherally restricted dopamine decarboxylase inhibitor, and/or a peripherally restricted dopamine D2 receptor antagonist that does not substantially inhibit hERG channels.
    Type: Application
    Filed: November 26, 2014
    Publication date: March 26, 2015
    Inventors: Cyril De Colle, Pankaj Pasricha
  • Publication number: 20140243313
    Abstract: The invention disclosed herein is direct to compounds of Formula I and pharmaceutically acceptable salts thereof, which are useful in treating neurodegenerative diseases and promoting the generation or survival of neurons in the mammalian brain. The invention also comprises pharmaceutical compositions comprising a therapeutically effective amount of compound of Formula I or a pharmaceutically acceptable salt thereof. The invention disclosed herein is also directed to a method of promoting the generation or survival of neurons in a patient in need thereof in neurodegenerative and related diseases.
    Type: Application
    Filed: September 19, 2012
    Publication date: August 28, 2014
    Inventors: Austin Chih-Yu Chen, Jill Melissa Baccei, Brian Andrew Stearns, Nicholas Simon Stock, Yen Pham Truong
  • Publication number: 20140042412
    Abstract: A compound for an organic optoelectronic device is represented by the following Chemical Formula 1:
    Type: Application
    Filed: October 11, 2013
    Publication date: February 13, 2014
    Inventors: Dong-Wan RYU, Sung-Hyun JUNG, Dal-Ho HUH, Jin-Seok HONG, Gi-Wook KANG, Mi-Young CHAE
  • Publication number: 20120035161
    Abstract: The invention includes compositions and methods for inhibiting proliferation and inducing apoptosis in activated lymphocytes, treating diseases associated with activated lymphocytes, or treating PAH.
    Type: Application
    Filed: July 18, 2011
    Publication date: February 9, 2012
    Inventors: Stephen Roth, Bruce Tomczuk
  • Patent number: 7758861
    Abstract: The present invention discloses dye-sulfenate derivatives and their bioconjugates for dual phototherapy of tumors and other lesions. The compounds of the present invention may contain either a mixture of Type 1 and Type 2 agents or a single entity that integrates both units in the same molecules. The compounds are designed to produce both Type 1 and Type 2 phototherapeutic effect at once using dual wavelength light source that will produce singlet oxygen and free radicals at the lesion of interest.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: July 20, 2010
    Assignee: Mallinckrodt Inc.
    Inventors: Raghavan Rajagopalan, Samuel I. Achilefu, Joseph E. Bugaj, Richard D. Dorshow
  • Publication number: 20100159596
    Abstract: Methods and small molecule compounds for stem cell differentiation are provided.
    Type: Application
    Filed: September 16, 2009
    Publication date: June 24, 2010
    Applicants: Burnham Institute for Medical Research, Human BioMolecular Research Institute
    Inventors: Mark Mercola, Marcia Dawson, John Cashman
  • Publication number: 20100093709
    Abstract: The invention is directed to delta opioid receptor modulators. More specifically, the invention relates to tricyclic ?-opioid modulators. Pharmaceutical and veterinary compositions and methods of treating mild to severe pain and various diseases using compounds of the invention are also described.
    Type: Application
    Filed: November 20, 2009
    Publication date: April 15, 2010
    Inventors: Steven J. Coats, Scott L. Dax, Bart DeCorte, Li Liu, Mark McDonnell, James J. McNally
  • Publication number: 20090318429
    Abstract: The present invention relates to compositions and methods for treating a disease in an animal, which disease is responsive to inhibiting of functional cystic fibrosis transmembrane conductance regulator (CFTR) polypeptide by administering to a mammal in need thereof an effective amount of a compound defined herein (including those compounds set forth in Tables 1-14 or encompassed by formulas I-XII) or compositions thereof, thereby treating the disease. The present invention particularly, relates to a method of treating diarrhea and polycystic kidney disease.
    Type: Application
    Filed: April 27, 2009
    Publication date: December 24, 2009
    Inventors: Kevin James Doyle, Graham Peter Jones, Michael Geoffrey Neil Russell, Sebastian Bruckner, Jacqueline Anne Macritchie, Joanne Peach
  • Publication number: 20080318937
    Abstract: The invention is directed to delta opioid receptor modulators. More specifically, the invention relates to tricyclic ?-opioid modulators. Pharmaceutical and veterinary compositions and methods of treating mild to severe pain and various diseases using compounds of the invention are also described.
    Type: Application
    Filed: August 22, 2008
    Publication date: December 25, 2008
    Inventors: Steven J. Coats, Scott L. Dax, Bart DeCorte, Li Liu, Mark McDonnell, James J. McNally
  • Publication number: 20080269482
    Abstract: Use of rylene derivatives I with the following definition of the variables: X together both —COOM; Y a radical -L-NR1R2 ??(y1) -L-Z-R3 ??(y2) the other radical hydrogen; together both hydrogen; R is optionally substituted (het)aryloxy, (het)arylthio; P is —NR1R2; B is alkylene; optionally substituted phenylene; combinations thereof; A is —COOM; —SO3M; —PO3M2; D is optionally substituted phenylene, naphthylene, pyridylene; M is hydrogen; alkali metal cation; [NR5]4+; L is a chemical bond; optionally indirectly bonded, optionally substituted (het)arylene radical; R1, R2 are optionally substituted (cyclo)alkyl, (het)aryl; together optionally substituted ring comprising the nitrogen atom; Z is —O—; —S—; R3 is optionally substituted alkyl, (het)aryl; R? is hydrogen; optionally substituted (cyclo)alkyl, (het)aryl; R5 is hydrogen; optionally substituted alkyl (het)aryl; m is 0, 1, 2; n, p m=0: 0, 2, 4 where: n+p=2, 4, if appropriate 0; m=1: 0, 2, 4 where: n+p=0, 2, 4; m=2: 0, 4,
    Type: Application
    Filed: November 6, 2006
    Publication date: October 30, 2008
    Applicants: BASF SE, MAX-PLANCK-GESEL.ZUR FOERDERUNG DER WISSEN. E.V.
    Inventors: Neil Gregory Pschirer, Felix Eickemeyer, Jan Schoneboom, Jianqiang Qu, Martin Konemann, Klaus Mullen, Chen Li, Andreas Herrmann, Peter Erk, Gero Nordmann, Alfred Kuhn, Anders Hagfeldt, Tomas Edvinsson
  • Patent number: 6992082
    Abstract: Phenothiazine derivatives of formula (I) are disclosed. The compounds are inhibitors of the mitotic kinesin KSP and are useful in the treatment of cellular proliferative diseases, such as cancer, hyperplasias, restenosis, cardiac hypertrophy, immune disorders and inflammation.
    Type: Grant
    Filed: January 18, 2002
    Date of Patent: January 31, 2006
    Assignee: Cytokinetics, Inc.
    Inventors: Jeffrey T. Finer, John C. Chabala
  • Patent number: 6919351
    Abstract: Aza- and polyaza-naphthalenyl carboxamide derivatives including certain quinoline carboxamide and naphthyridine carboxamide derivatives are described as inhibitors of HIV integrase and inhibitors of HIV replication. These compounds are useful in the prevention or treatment of infection by HIV and the treatment of AIDS, as compounds or pharmaceutically acceptable salts, or as ingredients in pharmaceutical compositions, optionally in combination with other antivirals, immunomodulators, antibiotics or vaccines. Methods of preventing, treating or delaying the onset of AIDS and methods of preventing or treating infection by HIV are also described.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: July 19, 2005
    Assignee: Merck & Co., Inc.
    Inventors: Neville J. Anthony, Robert P. Gomez, Steven D. Young, Melissa S. Egbertson, John S. Wai, Jennifer J. Bennett
  • Patent number: 6608194
    Abstract: A compound of Formula (Ih) The compounds may be used, inter alia, for preparing beta aryl-alpha-oxy substituted alkylcarboxylic acids.
    Type: Grant
    Filed: May 10, 2001
    Date of Patent: August 19, 2003
    Assignee: Dr. Reddy's Laboratories Limited
    Inventors: Braj Bhushan Lohray, Vidya Bhushan Lohray, Ashok Channaveerappa Bajji, Shivaramayya Kalchar, Rao Bheema Paraselli, Ranga Madhavan Gurram
  • Patent number: 6583138
    Abstract: The invention provides a novel heterocyclic ring condensed benzothiazine compound which is effective for prevention or remedy of disease, in which histamine, leukotriene and the like participate. The heterocyclic ring condensed benzothiazine compound of the present invention or a pharmacologically acceptable salt thereof is effective for prevention or remedy of disease, in which a chemical mediator, such as histamine, leukotriene and the like, participate, for example, asthma, allergic coryza, atopic dermatitis, hives, hay fever, gastrointestinal allergy, food allergy and the like.
    Type: Grant
    Filed: January 4, 2001
    Date of Patent: June 24, 2003
    Assignee: Eisai Co., Ltd.
    Inventors: Mitsuaki Miyamoto, Tatsuya Yoshiuchi, Keizo Sato, Motohiro Soejima, Takashi Sato, Koichi Kikuchi, Hiroyuki Yoshimura, Katsuhiro Moriya, Yoshinori Sakuma, Shigeru Akasofu, Koji Yamada
  • Patent number: 6548666
    Abstract: A compound of Formula (Ig) The compounds may be used, inter alia, for preparing beta aryl-alpha-oxy substituted alkylcarboxylic acids.
    Type: Grant
    Filed: May 10, 2001
    Date of Patent: April 15, 2003
    Assignees: Dr. Reddy's Research Foundation, Reddy-Cheminor, Inc.
    Inventors: Braj Bhushan Lohray, Vidya Bhushan Lohray, Ashok Channaveerappa Bajji, Shivaramayya Kalchar, Rao Bheema Paraselli, Ranga Madhavan Gurram
  • Patent number: 6433168
    Abstract: According to the method of the present invention, an alkali metal compound, dimethyl sulfoxide, trimethyloxosulfonium halide and 3-quinuclidinone are added in a specific order to give the following compound [II]. This compound is, without treatment or isolation, directly reacted with an alkali metal salt of phenothiazine to give the following compound [III], from which the following compound [I] is obtained. During the production of compound [I], a by-produced acidic gas is removed and water is added to ensure industrial, safe and efficient production of compound [I] at a constantly high yield. Inasmuch as the present invention enables production of the following highly pure compound [A] by eliminating hydrogen halide of compound [I] in glyme in the presence of at least one kind of a base selected from potassium hydroxide and potassium alkoxide, compound [A] having a high purity of not less than 85 mol % can be provided.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: August 13, 2002
    Assignee: Sumika Fine Chemicals Co., Ltd.
    Inventors: Shigeya Yamazaki, Hiroyuki Yumoto, Masami Igi
  • Patent number: 6159966
    Abstract: A compound of formula (I) ##STR1## its tautomeric forms, its stereoisomers, its polymorphs, its pharmaceutically acceptable salts or its pharmaceutically acceptable solvates, wherein R.sup.3, R.sup.4, R.sup.5, and R.sup.6 are the same or different; R.sup.1 and R.sup.2 together represent along with carbon atoms to which they are attached an aromatic cyclic structure containing 5-6 ring atoms which may optionally be substituted; X represents a heteroatom selected from oxygen or sulfur; R.sup.7 represents hydrogen atom, hydroxy, alkoxy, halogen, lower alkyl group or optionally substituted aralkyl group or forms a bond together with R.sup.8 ; R.sup.8 represents hydrogen atom, hydroxy, alkoxy, halogen, lower alkyl group or optionally substituted aralkyl or R.sup.8 forms a bond together with R.sup.
    Type: Grant
    Filed: August 14, 1998
    Date of Patent: December 12, 2000
    Assignees: Reddy-Cheminor Inc., Dr. Reddy's Research Foundation
    Inventors: Braj Bhushan Lohray, Vidya Bhushan Lohray, Ashok Chennaveerappa Bajji, Shivaramayya Kalchar, Sekar Reddy Alla, Rajagopalan Ramanujam, Reeba Kannimel Vikramadithyan
  • Patent number: 6147084
    Abstract: The present invention relates to a novel brain cell protective agent having for its active ingredient a morphinan derivative represented with Compound 1 ##STR1## or pharmacologically acceptable acid addition salt thereof. The compounds used in the present invention were found to have excellent defensive effects against brain nerve cell necrosis in both in vitro and in vivo pharmacological evaluations, and can be used as useful preventive and therapeutic agents of ischemic brain disorders, brain nerve cell disorders and dementia.
    Type: Grant
    Filed: March 4, 1999
    Date of Patent: November 14, 2000
    Assignee: Toray Industries, Inc.
    Inventors: Hiroshi Nagase, Yoshifumi Imamura, Takashi Endo, Susumu Matsuda, Yasushi Miyauchi
  • Patent number: 6054453
    Abstract: Novel .beta.-aryl-.alpha.-oxysubstituted alkylcarboxylic acids of the formula (I) and compositions containing them. ##STR1## The compounds have hypolipidemic, antihyperglycemic uses.
    Type: Grant
    Filed: January 23, 1998
    Date of Patent: April 25, 2000
    Assignees: Redd's Research Foundation, Reddy-Cheminor, Inc.
    Inventors: Braj Bhushan Lohray, Vidya Bhushan Lohray, Ashok Channaveerappa Bajji, Shivaramayya Kalchar, Rajagopalan Ramanujam, Ranjan Chakrabarti
  • Patent number: 6043239
    Abstract: The present invention relates to novel N-substituted azaheterocyclic carboxylic acids and esters thereof in which a substituted alkyl chain forms part of the N-substituent or salts thereof, to methods for their preparation, to compositions containing them, and to their use for the clinical treatment of painful, hyperalgesic and/or inflammatory conditions in which C-fibers play a pathophysiological role by eliciting neurogenic pain or inflammation.
    Type: Grant
    Filed: January 23, 1998
    Date of Patent: March 28, 2000
    Assignee: Novo Nordisk A/S
    Inventors: Knud Erik Andersen, Uffe Bang Olsen, Hans Petersen, Frederik Christian Gr.o slashed.nvald, Ursula Sonnewald, Tine Krogh J.o slashed.rgensen, Henrik Sune Andersen
  • Patent number: 6004983
    Abstract: The present invention relates to novel N-substituted azaheterocyclic carboxcylic acids of the general formula wherein X, Y, Z, R.sup.1, R.sup.2 and r are as defined in the detailed part of the description, or salts thereof, to methods for their preparation, to compositions containing them, and to their use for the clinical treatment of painful, hyperalgesic and/or inflammatory conditions in which C-fibers play a pathophysiological role by eliciting neurogenic pain or inflammation as well as their use for treatment of indications caused by or related to the secretion and circulation of insulin antagonising peptides.
    Type: Grant
    Filed: October 3, 1997
    Date of Patent: December 21, 1999
    Assignee: Novo Nordisk A/S
    Inventors: Henrik Sune Andersen, Tine Krogh J.o slashed.rgensen, Rolf Hohlweg, Knud Erik Andersen, Zdenek Polivka, Frantisek Miksik
  • Patent number: 5795888
    Abstract: The present invention relates to novel N-substituted azaheterocyclic carboxylic acids and esters thereof in which a substituted alkyl chain of the N-substituent or salts thereof, to methods for their preparation, to compositions containing them, and to their use for the clinical treatment of painful, hyperalgesic and/or inflammatory conditions in which C-fibers play a pathophysiological role by eliciting neurogenic pain or inflammation.
    Type: Grant
    Filed: October 18, 1995
    Date of Patent: August 18, 1998
    Assignee: Novo Nordisk A/S
    Inventors: Knud Erik Andersen, Uffe Bang Olsen, Hans Petersen, Frederik Christian Gr.o slashed.nvald, Ursula Sonnewald, Tine Krogh J.o slashed.rgensen, Henrik Sune Andersen
  • Patent number: 5597819
    Abstract: New benzothiazine derivatives corresponding to the general formula I: ##STR1## in which: X represents halogen,n represents 0, 1, or 2,B represents the following formula: ##STR2## in which: R.sub.1 & R.sub.2 together with the carbons to which they are attached form a 6-carbon-atom aromatic ring which is optionally substituted by a group X' representing halogen, andY represents the radical --(SO.sub.2).sub.x --Alk--Z, x, Alk, and Z are as defined in the specification;as well as their possible stereoisomers, epimers, N-oxides and pharmaceutically-acceptable acid or base addition salts; and medicinal products containing the same, useful in the treatment of inflammatory disorders requiring an inhibitor of cytokines.
    Type: Grant
    Filed: February 13, 1995
    Date of Patent: January 28, 1997
    Assignee: Adir Et Compagnie
    Inventors: Jean-Daniel Brion, Anne-Marie Chollet, Luc Demuynck, Lucy De Montarby, Yves Rolland, Jacqueline Bonnet, Pietro Ghezzi, Armel Fradin
  • Patent number: 5332734
    Abstract: Disclosed is a novel oxazinone derivative represented by formula (I) given below or a pharmaceutically acceptable acid-addition salt thereof, which is useful as an anti-inflammatory agent, an agent for suppressing neutrophil infiltration and as a serine protease inhibitor: ##STR1## where A includes, for example, ##STR2## in which W is --O--, --S--, --CH.dbd.CH-- or --NR.sup.9 -- or means that (CH.sub.2).sub.n is directly bonded to (CH.sub.2).sub.n,V.sup.2 is .dbd.CR.sup.12 -- or .dbd.N--, andD is 5 to 7-membered carbon ring or hetero ring;X is --O--, --S--, --CO--, or --NR.sup.15 or means that A is directly bonded to (CH.sub.2).sub.l ;Y is --O--, --CH.dbd.CH-- or --NR.sup.16 -- or means that (CH.sub.2).sub.l is directly bonded to Z;Z is --CH.sub.2 -- or --CO--; andl is an integer of 0 to 4.Further, R and R.sup.1 to R.sup.16 are hydrogen atom, lower alkyl group, etc.
    Type: Grant
    Filed: December 10, 1992
    Date of Patent: July 26, 1994
    Assignee: Japan Tobacco, Incorporated
    Inventors: Koji Kobayashi, Shunichi Manabe, Yoshihiro Watanabe, Kazuhide Hayakawa, Itsuo Uchida
  • Patent number: 5321026
    Abstract: New phenothiazine derivatives of general formula (I) in whichR represents 4- to 6-membered cycloalkyl, or represents --CH.sub.2 R" in which R" is hydrogen, alkyl containing 1 to 5 carbon atoms, alkenyl or alkynyl containing 2 to 4 carbon atoms, cycloalkyl (3- to 6-membered), phenyl, optionally substituted (with 1 or 2 halogen atoms or with a hydroxyl, alkyl, alkyloxy, trifluoromethyl or nitro radical) or heterocyclic selected from furyl, thienyl or pyridyl, andR' either represents a radical of general formula (IIa) in which R.sub.1 and R.sub.2, which may be identical or different, are alkyl, cycloalkylalkyl, hydroxyalkyl or acetyloxyalkyl or, together with the nitrogen atom to which they are attached, form a saturated or partially unsaturated 4- to 7-membered heterocycle optionally substituted with 1 or 2 alkyl, hydroxyalkyl or acetyloxyalkyl radicals, andR.sub.
    Type: Grant
    Filed: January 27, 1992
    Date of Patent: June 14, 1994
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Claude Garret, Claude Guyon, Bernard Plau, Gerard Taurand
  • Patent number: 5024774
    Abstract: This invention describes compositions containing nitrogen, sulfur and optionally oxygen which are useful as antioxidants for lubricants.
    Type: Grant
    Filed: August 10, 1989
    Date of Patent: June 18, 1991
    Assignee: The Lubrizol Corporation
    Inventor: Mary F. Salomon
  • Patent number: 4822796
    Abstract: 1-[(phenothiazin-10-yl)alkyl]-.alpha.-phenyl-4-piperidinemethanols and methods for treating pain or psychosis utilizing compounds or compositions thereof are disclosed.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: April 18, 1989
    Inventors: Grover C. Helsley, Larry Davis, Gordon E. Olsen
  • Patent number: 4812456
    Abstract: This invention relates to 1-[n-(2-alkylthio-10H-phenothiazin-10-yl)alkyl]-4-benzoylpiperidines and methods for treating pain or psychosis utilizing compounds or compositions thereof.
    Type: Grant
    Filed: May 13, 1987
    Date of Patent: March 14, 1989
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventors: Grover C. Helsley, Larry Davis, Gordon E. Olsen
  • Patent number: 4767764
    Abstract: Alkoxyalkyl and alkylmercaptoalkyl substituted bridged benzofuroisoquinolines have opioid antagonist, and/or appetite-controlling properties. Preferred compounds are kappa receptor selective antagonists. Examples of such preferred compounds are 5-Methoxymethyl-3-n-propyl- 1,2,3,4,5,6,7,7a-octahydro-4a,7-ethanobenzofuro[3,2-e]isoquinolin-9-ol and 3-Cyclopropylmethyl-5-methoxymethyl-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano benzofuro[3,2-e]isoquinoline-9-ol.
    Type: Grant
    Filed: May 27, 1986
    Date of Patent: August 30, 1988
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Engelbert Ciganek
  • Patent number: 4705854
    Abstract: The present invention relates to compounds of the formula (I): ##STR1## or a salt, ester or amide thereof; wherein R.sup.1 is a C.sub.1-7 bivalent aliphatic hydrocarbon group or a single bond;R.sub.2 and R.sub.3 are the same or different and are each hydrogen, C.sub.1-4 alkyl or taken together with the nitrogen comprise a nitrogen-containing heterocyclic ring having four to six ring members;R.sup.4 is hydrogen, halogen, C.sub.1-4 alkoxy, C.sub.1-4 alkyl optionally substituted by one to three halogen atoms; or a group R.sub.1 CO.sub.2 H as hereinbefore defined; andA is C.sub.1-4 alkylene or ANR.sub.2 R.sub.3 forms a group --CH.sub.2 --(CH.sub.2).sub.2 or CH.sub.2 --(CH.sub.2).sub.2B is an acidic group other than a mono-carboxylic acid group of comparable or greater acid strength than a carboxylic acid group in a similar chemical environment, provided that any sulphonamide group contains at least one N-H bond.
    Type: Grant
    Filed: May 28, 1985
    Date of Patent: November 10, 1987
    Assignee: Burroughs Wellcome Co.
    Inventor: Harry J. Leighton
  • Patent number: 4514395
    Abstract: New phenothiazine derivatives having the general formula: ##STR1## wherein R represents a straight or branched alkyl group or alkenyl group having 5-15 carbon atoms, their acid addition salts and anti-psychotic drugs containing such new compounds.
    Type: Grant
    Filed: February 20, 1980
    Date of Patent: April 30, 1985
    Assignee: Eisai Ci., Ltd.
    Inventors: Noriyasu Hirose, Shizuo Kuriyama, Kiyomi Yamatsu, Akifumi Kitahara, Takeshi Uzuo
  • Patent number: 4500527
    Abstract: Unsaturated heterocyclic dihydropyridines of the formula: ##STR1## wherein the substituents defined herein have been found to have useful antihypertensive activity.
    Type: Grant
    Filed: June 22, 1983
    Date of Patent: February 19, 1985
    Assignee: USV Pharmaceutical Corporation
    Inventors: Bernard Loev, James R. Shroff, Rohit Desai
  • Patent number: 4139632
    Abstract: New phenothiazine derivatives having the general formula: ##STR1## wherein R represents hydrogen atom or a lower alkyl group, and A represents a lower alkylene group, and process for the production thereof. The phenothiazine derivatives have remarkable activities against the central nervous system, and are useful as psychotropic drugs.
    Type: Grant
    Filed: August 13, 1976
    Date of Patent: February 13, 1979
    Assignee: Eisai Co., Ltd.
    Inventors: Noriyasu Hirose, Shizuo Kuriyama
  • Patent number: 4065471
    Abstract: N-(4-Amino-2-butynyl)imides are prepared from N-propargylimides, paraformaldehyde and the appropriate secondary amine. The compounds are useful as stimulants or depressants of the central nervous system.
    Type: Grant
    Filed: September 14, 1970
    Date of Patent: December 27, 1977
    Assignee: Sterling Drug Inc.
    Inventor: William B. Dickinson