Patents Assigned to Norwich Eaton Pharmaceuticals, Inc.
  • Patent number: 4868164
    Abstract: The present invention relates to novel compounds having nitrogen-containing, saturated bicyclic cyclopentane-fused rings which are geminally disubstituted with phosphonate groups. Most preferred compounds of the present invention have the general structure: ##STR1## The present invention further relates to pharmaceutical compositions containing these novel compounds. Finally, this invention relates to methods for treating or preventing diseases characterized by abnormal calcium and phosphate metabolism by utilizing a compound or pharmaceutical composition of the present invention.
    Type: Grant
    Filed: December 19, 1986
    Date of Patent: September 19, 1989
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Frank H. Ebetino, Kent W. Buckingham, Jocelyn E. McOsker
  • Patent number: 4861790
    Abstract: The invention involves a method for treating or preventing a malignant hyperthermic reaction in a human or lower animal by administering a safe and effective amount of azumolene.
    Type: Grant
    Filed: October 28, 1987
    Date of Patent: August 29, 1989
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Ralph L. White, Jr., Keith O. Ellis
  • Patent number: 4822629
    Abstract: The invention involves a method for achieving systemic administration of azumolene by delivering the drug to the intestines without exposing the drug in the stomach, and pharmaceutical compositions for achieving such administration of azumolene.
    Type: Grant
    Filed: December 12, 1986
    Date of Patent: April 18, 1989
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: Schwe F. Pong
  • Patent number: 4800194
    Abstract: The present invention involves compounds of the class of acylphosphorotriamides and methods for altering the blood plasma lipid content of mammals which comprises systemically administering to mammals an effective but nontoxic amount of a composition comprising such compounds.
    Type: Grant
    Filed: December 5, 1986
    Date of Patent: January 24, 1989
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Thomas J. Moorehead, Allan V. Bayless
  • Patent number: 4798725
    Abstract: The invention involves a sustained release pharmaceutical capsule for oral administration comprising, in a capsule shell, a particulate mixture comprising an active drug ingredient which is a weak acid, neutral, or a weak base, polyvinylpyrrolidone, and carboxyvinylpolymer.
    Type: Grant
    Filed: June 16, 1986
    Date of Patent: January 17, 1989
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: Vikram S. Patel
  • Patent number: 4772473
    Abstract: The invention involves a combination sustained release/rapid release pharmaceutical capsule for oral administration of nitrofurantoin comprising, in a capsule shell, a first layer of a first particulate mixture comprising nitrofurantoin, polyvinylpyrrolidone and carboxyvinylpolymer; and a second layer of a second particulate mixture comprising macrocrystalline nitrofurantoin.
    Type: Grant
    Filed: June 16, 1986
    Date of Patent: September 20, 1988
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Vikram S. Patel, Harry L. Welles
  • Patent number: 4716168
    Abstract: The present invention involves compounds of the class of imidazo[4,5-f]quinolines and methods for enhancing the immune response system of mammals which comprises systemically administering to mammals having a depressed immune function an effective but nontoxic amount of a composition comprising such a compound.
    Type: Grant
    Filed: April 29, 1986
    Date of Patent: December 29, 1987
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Robert J. Alaimo, Jon A. Andersen
  • Patent number: 4668517
    Abstract: A furazolidone dosage unit form comprises the drug furazolidone, a sustained release matrix, and an enteric coating.
    Type: Grant
    Filed: April 4, 1985
    Date of Patent: May 26, 1987
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: John B. Weber, Jesus T. Covarrubias
  • Patent number: 4668667
    Abstract: The present invention involves compounds of the class of acylphosphorotriamides and methods for altering the blood plasma lipid content of mammals which comprises systemically administering to mammals an effective but nontoxic amount of a composition comprising such compounds.
    Type: Grant
    Filed: August 1, 1985
    Date of Patent: May 26, 1987
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Thomas J. Moorehead, Allan V. Bayless
  • Patent number: 4654036
    Abstract: An elongated rod-shaped medical device has a weighted portion of greater density than adjacent portions thereof for providing useful weight in light medical devices. The weighted portion has a plurality of interfitting metallic weights with facing, engaging sliding surfaces to provide for high specific gravity and high bulk density in a yieldable small diameter device.
    Type: Grant
    Filed: January 16, 1986
    Date of Patent: March 31, 1987
    Assignee: Norwich-Eaton Pharmaceuticals, Inc.
    Inventor: Marc J. Tolkoff
  • Patent number: 4643996
    Abstract: Certain 5-phenyl-2-furoic acid hydrazides of the formula: ##STR1## wherein X represents 4-chloro, 4-fluoro, 3-trifluoromethyl or hydrogen, R.sub.1 represents hydrogen or methyl, R.sub.2 represents acetyl, isopropyl or methyl, and R.sub.1 and R.sub.2 taken together represent isopropylidene or 4-pyridinylmethylene are useful as anti-inflammatory agents.
    Type: Grant
    Filed: June 18, 1982
    Date of Patent: February 17, 1987
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Stanford S. Pelosi, Jr., Chia-Nien Yu
  • Patent number: 4619928
    Abstract: The invention involves compositions useful for treating certain malignant tumors with the compound ethyl 4-hydroxy-2-[(5-morpholinomethyl-2-oxo)-3-oxazolidinyliminomethyl]furo[2,3 -b]pyridine-5-carboxylate (Compound I) or its pharmaceutically acceptable salts or hydrates.
    Type: Grant
    Filed: December 20, 1984
    Date of Patent: October 28, 1986
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Homer A. Burch, Frank F. Ebetino
  • Patent number: 4540693
    Abstract: New thiocyanatoquinoxaline compounds useful as immunomodulating agents which have the general formula: ##STR1## wherein R is hydrogen, methyl or 5-thiocyanato-2-furanyl; R.sub.1 is hydrogen, methyl or 2-furanyl; or R and R.sub.1 taken together completes a cyclohexyl ring.
    Type: Grant
    Filed: September 12, 1983
    Date of Patent: September 10, 1985
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: Robert J. Alaimo
  • Patent number: 4522819
    Abstract: 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic acid and metal salts thereof wherein the metal moiety is selected from the group consisting of silver, zinc, cerium and cobalt are useful in the treatment of burns. These compounds may be applied to the affected surface of a burn victim either directly or as part of a composition together with a physiologically acceptable carrier, such as a water-dispersible, hydrophilic carrier.
    Type: Grant
    Filed: June 23, 1982
    Date of Patent: June 11, 1985
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Charles L. Fox, Jr., Shanta M. Modak
  • Patent number: 4461896
    Abstract: A series of 1-[acylthio) and (mercapto)-1-oxoalkyl]-1,2,3,4-tetrahydroquinoline-2-carboxylic acids and salts thereof are useful as Angiotensin I converting enzyme inhibitors.
    Type: Grant
    Filed: November 2, 1979
    Date of Patent: July 24, 1984
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: David E. Portlock
  • Patent number: 4460775
    Abstract: Compounds of the formula: ##STR1## wherein R is H or ##STR2## and n is 0 or 1 are useful as angiotensin I converting enzyme inhibitors.
    Type: Grant
    Filed: August 9, 1979
    Date of Patent: July 17, 1984
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: David E. Portlock
  • Patent number: 4442038
    Abstract: N-(4-phenylcyclohexyl)glycines of the formula: ##STR1## and salts thereof wherein R is H or lower alkyl and R.sub.1 is hydrogen or benzoyl are useful as angiotensin I converting enzyme inhibitors.
    Type: Grant
    Filed: September 17, 1982
    Date of Patent: April 10, 1984
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: James R. Skuster
  • Patent number: 4439608
    Abstract: 2-[2-(5-Phenylfurfurylamino)ethyl]pyridines are useful as antihypertensive agents.
    Type: Grant
    Filed: June 4, 1982
    Date of Patent: March 27, 1984
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Stanford S. Pelosi, Jr., Chia-Nien Yu
  • Patent number: 4439429
    Abstract: 5-(p-Chlorophenyl)-2-furaldehyde oxime is useful in treating systemic mycotic infections.
    Type: Grant
    Filed: October 30, 1981
    Date of Patent: March 27, 1984
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventor: Joseph E. Gray
  • Patent number: 4424367
    Abstract: 5-(4-Aminophenyl)-2-thiophenecarboximidamide hydrochloride hemihydrate is useful as an antidepressant agent.
    Type: Grant
    Filed: August 19, 1982
    Date of Patent: January 3, 1984
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Stanford S. Pelosi, Jr., Chia-Nien Yu, Ronald E. White, George C. Wright