Patents Represented by Law Firm McDonnell Boehnen Hulbert & Berghoff, Ltd.
  • Patent number: 5658569
    Abstract: The disclosure relates to antibodies reactive with HIV-1 antigens and the use of such antibodies in vaccine preparations, immunotherapeutic preparations and assays for HIV-1.
    Type: Grant
    Filed: May 23, 1994
    Date of Patent: August 19, 1997
    Assignee: Verigen, Inc.
    Inventors: Kurt B. Osther, Gottfried H. Kellermann
  • Patent number: 5656632
    Abstract: Disclosed are compounds of the formula ##STR1## or the pharmaceutically acceptable salts thereof wherein the 6-membered A ring may be optionally substituted with up to four groups independently selected from halogen, hydroxy, lower alkyl, or lower alkoxy;Ar represents optionally substituted aryl or heteroarylZ represents carbon or nitrogen provided thatwhere Z is carbon, R.sub.11 represents hydrogen, halogen, hydroxy, lower alkyl, or lower alkoxy, or phenyl optionally substituted with one or two groups selected from hydrogen, halogen, hydroxy, lower alkyl, or lower alkoxy; andwhere Z is nitrogen, R.sub.11 represents an electron pair;R.sub.5 is hydrogen or lower alkyl;L and m represent integers;n is 0, or an integer;R.sub.12 and R.sub.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: August 12, 1997
    Assignee: Neurogen Corporation
    Inventors: Xiao-shu He, Brian de Costa, Jan W. F. Wasley
  • Patent number: 5653584
    Abstract: A vertically oriented high pressure water pump system including a vertically oriented motor, an intermediate flange and an axial drive water pump wherein the intermediate flange verticaly unites the motor and the high pressure water pump and further includes an axial thrust bearing and a thrust bearing sleeve for coupling the motor drive shaft in the axial drive pump.
    Type: Grant
    Filed: August 17, 1995
    Date of Patent: August 5, 1997
    Assignee: Officine Meccaniche FAIP S.r.l.
    Inventors: Roberto Mazzucato, Carlo A. Cuneo, Gus Alexander
  • Patent number: 5643882
    Abstract: A rehydrating freezer pop provides a convenient and effective way of replenishing lost fluid and electrolytes. The frozen formulation masks unpleasant tastes of electrolyte and is readily consumed children.
    Type: Grant
    Filed: October 14, 1994
    Date of Patent: July 1, 1997
    Assignee: PTS Labs LLC
    Inventor: Christopher S. Waite
  • Patent number: 5641729
    Abstract: A composition and method for pretreating the internal metal surfaces an internal combustion engine to remove varnish and to neutralize zinc dialkyldithiophosphate in order to provide for maximum bonding of a fluoropolymer with the surfaces of the internal combustion engine, the composition including tripropylene glycol methyl ether.
    Type: Grant
    Filed: September 5, 1995
    Date of Patent: June 24, 1997
    Assignee: Hilton Oil Corporation
    Inventor: Howard V. Leendersten
  • Patent number: 5635377
    Abstract: A method of site-directed alteration (removal or removal followed by replacement) of selected nucleotides in an RNA molecule, as well as to mixed phosphate backbone oligonucleotides useful in the method. It further relates to a method of producing polypeptides or proteins encoded by the RNA molecule altered by the present method. Through use of the present method, site-directed cleavage of an RNA molecule is effected, followed by excision of the selected or target segment of the RNA molecule.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: June 3, 1997
    Assignee: Worcester Foundation for Experimental Biology, Inc.
    Inventors: Thoru Pederson, Sudhir Agrawal, Sandra Mayrand, Paul C. Zamecnik
  • Patent number: 5623147
    Abstract: A device for detecting infrared radiation which comprises a sensitive arm which, over at least a portion of its length, consists of bimetal. One end of said arm is joined to a membrane.
    Type: Grant
    Filed: November 17, 1995
    Date of Patent: April 22, 1997
    Assignee: Interuniversitair Micro-Elektronica Centrum VZW
    Inventors: Christian Baert, Jean-Baptiste Chevrier
  • Patent number: 5616781
    Abstract: Disclosed are detergent compositions comprising critical amounts of divalent cations and a minimum amount of a mixture of a salt of alpha-sulfonated methyl ester of a fatty acid, anionic surfactants and foam stabilizing auxiliary surfactants.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: April 1, 1997
    Assignee: Stepan Company
    Inventors: Branko Sajic, Irma Ryklin, Brian L. Frank
  • Patent number: 5609828
    Abstract: An improved sample card is provided. The improved card, typically used in biochemical analysis, achieves high sample well capacity and improved fluid flow, including by means of a plurality of through-channels which route the fluid flow of samples along both the front and back surfaces of the card. Elevated bubble traps are provided, as are integral interrupt slots for sensing card position and alignment. A bezeled leading edge facilitates insertion.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: March 11, 1997
    Assignee: bio M erieux Vitek, Inc.
    Inventors: Raymond E. O'Bear, Bruno Colin, G. R. Tegeler, John L. Staples
  • Patent number: 5608079
    Abstract: The present invention encompasses structures of the formula I: ##STR1## and the pharmaceutically acceptable non-toxic salts thereof wherein: ##STR2## wherein: W represents substituted or unsubstituted aryl groups;X is hydrogen, hydroxy or lower alkyl;T is hydrogen, halogen, hydroxyl, amino or alkyl;R.sub.3 is hydrogen or an organic group;R.sub.4 is hydrogen or substituted or unsubstituted organic substituent;R.sub.5 and R.sub.6 represent organic, and inorganic substituents; andn is 1, 2, 3, or 4.These compounds are highly selective agonists, antagonists or inverse agonists for GABAa brain receptors or prodrugs of agonists, antagonists or inverse agonists for GABAa brain recpetors. These compounds are useful in the diagnosis and treatment of anxiety, sleep and seizure disorders, overdose with benzodiazepine drugs and for enhancement of memory.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: March 4, 1997
    Assignee: Neurogen Corporation
    Inventors: Pamela Albaugh, Alan Hutchison
  • Patent number: 5606059
    Abstract: This invention encompasses compounds of formula (I) and pharmaceutically acceptable non-toxic salts thereof wherein (Ia) represents (i) or (ii) where n is 0, 1, or 2: R.sub.1 and R.sub.2 are hydrogen or straight or branched chain alkyl groups; Y various organic and inorganic substituents; W represents an aromatic group substituted with various organic and inorganic substituents; A is CH or N; B is a substituted or unsubstituted carbon or N; and E is hydrogen or straight or branched alkyl groups. These compounds are highly selective agonists, antagonists or inverse agonists for GABAa brain receptors or prodrugs thereof and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorders, overdose with benzodiazepine type drugs, and enhancement of alertness.
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: February 25, 1997
    Assignee: Neurogen Corporation
    Inventors: Charles Blum, Alan Hutchison
  • Patent number: 5603802
    Abstract: An apparatus for welding a reinforcing member to a bag-like device or contraceptive device is disclosed. The apparatus includes at least one hollow mandrel. The hollow mandrel has an outer surface with an annular groove for holding the reinforcing member. The apparatus has a means for applying a closed end of the bag-like device into the hollow mandrel and an open end of the bag-like device over the hollow mandrel at the outer surface with the annular groove for welding holding the reinforcing member. The apparatus also includes a welding device for the reinforcing member to the bag-like device. A method for welding the reinforcing member to a bag-like device is also disclosed.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: February 18, 1997
    Assignee: Chartex International PLC
    Inventors: Adam Kruczynski, Anne Miller
  • Patent number: 5604235
    Abstract: This invention encompasses compounds of formula (I), and pharmaceutically acceptable non-toxic salts thereof wherein X and Y am the same or different and represent oxygen or H.sub.2 with the proviso that not both X and Y are H.sub.2 ; W represents phenyl, thienyl, or pyridyl, each of which may be unsubstituted or mono or disubstituted with organic or inorganic substituents; and R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are variables representing organic and inorganic substituents. These compounds are highly selective agonists, antagonists or inverse agonists for GABAa brain receptors or prodrugs thereof and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorder overdose with benzodiazepine drugs, and enhancement of memory.
    Type: Grant
    Filed: February 27, 1995
    Date of Patent: February 18, 1997
    Assignee: Neurogen Corporation
    Inventors: Kenneth Shaw, Jun Yuan
  • Patent number: 5602168
    Abstract: Disclosed are compounds of the formula ##STR1## or the pharmaceutically acceptable salts thereof wherein the 6-membered A ring may be optionally substituted with up to four groups independently selected from halogen, hydroxy, lower alkyl, or lower alkoxy;Ar represents optionally substituted aryl or heteroarylZ represents carbon or nitrogen provided thatwhere Z is carbon, R.sub.11 represents hydrogen, halogen, hydroxy, lower alkyl, or lower alkoxy, or phenyl optionally substituted with one or two groups selected from hydrogen, halogen, hydroxy, lower alkyl, or lower alkoxy; andwhere Z is nitrogen, R.sub.11 represents an electron pair;R.sub.5 is hydrogen or lower alkyl;L and m represent integers;n is 0, or an integer;R.sub.12 and R.sub.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: February 11, 1997
    Assignee: Neurogen Corporation
    Inventors: Xiao-shu He, Brian de Costa, Jan W. F. Wasley