Patents by Inventor John R. Potoski

John R. Potoski has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7714130
    Abstract: Methods of making Gonadotropin Releasing Hormone (“GnRH”) (also known as Leutinizing Hormone Releasing Hormone) receptor antagonists, comprising reacting a compound having Formula I: with a compound having formula Lg—(CR13R14)k—D, are disclosed.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: May 11, 2010
    Assignee: Wyeth
    Inventors: Alexander V. Gontcharov, Gulnaz Khafizova, John R. Potoski, Donna Mary Huryn
  • Publication number: 20080146645
    Abstract: Processes are disclosed for preparing indolinone phenylaminopropanol derivatives, particularly chiral indolinone phenylaminopropanol derivatives of the general formula: The processes disclosed may be used to prepare, inter alia, 7-fluoro-1-[(1S, 2R)-1-(3-fluorophenyl)-2-hydroxy-3-(methylamino)propyl]-3,3-dimethyl-1,3-dihydro-2H-indol-2-one and 7-fluoro-1-[(1S, 2R)-1-(3,5-difluorophenyl)-2-hydroxy-3-(methylamino)propyl]-3,3-dimethyl-1,3-dihydro-2H-indol-2-one. Intermediates of the processes are also disclosed.
    Type: Application
    Filed: August 22, 2007
    Publication date: June 19, 2008
    Applicant: Wyeth
    Inventors: Anita Wai-Yin Chan, Zhixian Ding, Mousumi Ghosh, Mahmut Levent, Panolil Raveendranath, Jianxin Ren, Maotang Zhou, Asaf Alimardanov, Alexander V. Gontcharov, Antonia A. Nikitenko, John R. Potoski, Girija Raveendranath, Vijay Raveendranath, Sanjay Raveendranath
  • Patent number: 6960686
    Abstract: The present invention provides a new process and intermediates for the production of antiviral compound 4?,4-bis-{4,6-bis-[3-(bis-carbamoyl-methyl-1-sulfamoyl)-phenylamino]-[1,3,5]triazin-2-ylamino}-biphenyl-2,2?-disulfonic acid and its pharmaceutically acceptable salts.
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: November 1, 2005
    Assignee: Wyeth
    Inventors: Silvio Iera, Christopher A. Demerson, Jacqueline F. Lunetta, Maria Papamichelakis, Michael F. MacEwan, Wayne G. McMahon, John R. Potoski, Arthur G. Mohan, Antonia Nikitenko
  • Patent number: 6806366
    Abstract: The present invention provides a new process and intermediates for the production of antiviral compound 4′,4-bis-{4,6-bis-[3-(bis-carbamoyl-methyl-1-sulfamoyl)-phenylamino]-[1,3,5]triazin-2-ylamino}-biphenyl-2,2′-disulfonic acid and its pharmaceutically acceptable salts.
    Type: Grant
    Filed: January 31, 2002
    Date of Patent: October 19, 2004
    Assignee: Wyeth
    Inventors: Silvio Iera, Christopher A. Demerson, Jacqueline F. Lunetta, Maria Papamichelakis, Michael F. MacEwan, Wayne G. McMahon, John R. Potoski, Arthur G. Mohan
  • Publication number: 20020151548
    Abstract: The present invention provides a new process and intermediates for the production of antiviral compound 4′,4-bis-{4,6-bis-[3-(bis-carbamoyl-methyl-1-sulfamoyl)-phenylamino]-[1,3,5]triazin-2-ylamino}-biphenyl-2,2′-disulfonic acid and its pharmaceutically acceptable salts.
    Type: Application
    Filed: January 31, 2002
    Publication date: October 17, 2002
    Applicant: American Home Products Corporation
    Inventors: Silvio Iera, Christopher A. Demerson, Jacqueline F. Lunetta, Maria Papamichelakis, Michael F. MacEwan, Wayne G. McMahon, John R. Potoski, Arthur G. Mohan
  • Patent number: 6268504
    Abstract: The present invention provides compounds useful in the synthesis of biologically active compounds, and processes for their production, the compounds having the formula: wherein: R1 and R2 are, independently, selected from H; C1-C12 alkyl or C1-C6 perfluorinated alkyl; X represents a leaving group; A is O or S; m is an integer from 1 to 3, preferably 2; R3, R4, R5, and R6 are independently selected from H, halogen, —NO2, alkyl, alkoxy, C1-C6 perfluorinated alkyl, OH or the C1-C4 esters or alkyl ethers thereof, —CN, —O—R1, —O—Ar, —S—R1, —S—Ar, —SO—R1, —SO—Ar, —SO2—R1, —SO2—Ar, —CO—R1, —CO—Ar, —CO2—R1, or —CO2—Ar; and Y is selected from a) the moiety: wherein R7 and R8 are independently selected from the group of H, C1-C6 alkyl, or phenyl; or b) an optionally substituted five-, six- or seven-membered saturated, unsaturated
    Type: Grant
    Filed: December 10, 1999
    Date of Patent: July 31, 2001
    Assignee: American Home Products Corporation
    Inventors: Panolil Raveendranath, Joseph Zeldis, Galina Vid, John R. Potoski, Jianxin Ren, Silvio Iera
  • Patent number: 6242605
    Abstract: The present invention provides compounds useful in the synthesis of biologically active compounds, and processes for their production, the compounds having the formula: wherein: R1 and R2 are, independently, selected from H; C1-C12 alkyl or C1-C6 perfluorinated alkyl; X represents a leaving group; A is 0 or S; m is an integer from 1 to 3, preferably 2; R3, R4, R5, and R6 are independently selected from H, halogen, —NO2, alkyl, alkoxy, C1-C6 perfluorinated alkyl, OH or the C1-C4 esters or alkyl ethers thereof, —CN, —O—R1, —O—Ar, —S—R1, —S—Ar, —SO—R1, —SO—Ar, —SO2—R1, —SO2—Ar, —CO—R1, —CO—Ar, —CO2—R1, or —CO2—Ar; and Y is selected from a) the moiety: wherein R7 and R8 are independently selected from the group of H, C1-C6 alkyl, or phenyl; or b) an optionally substituted five-, six- or seven-membered saturated, unsaturated
    Type: Grant
    Filed: December 10, 1999
    Date of Patent: June 5, 2001
    Assignee: American Home Products Corporation
    Inventors: Panolil Raveendranath, Joseph Zeldis, Galina Vid, John R. Potoski, Jianxin Ren, Silvio Iera
  • Patent number: 6005102
    Abstract: The present invention provides compounds useful in the synthesis of biologically active compounds, and processes for their production, the compounds having the formula: ##STR1## wherein: R.sup.1 and R.sup.2 are, independently, selected from H; C.sub.1 -C.sub.12 alkyl or C.sub.1 -C.sub.6 perfluorinated alkyl; X represents a leaving group; A is O or S; m is an integer from 1 to 3, preferably 2; R.sup.3, R.sup.4, R.sup.5, and R.sup.6 are independently selected from H, halogen, --NO.sub.2, alkyl, alkoxy, C.sub.1 -C.sub.6 perfluorinated alkyl, OH or the C.sub.1 -C.sub.4 esters or alkyl ethers thereof, --CN, --O--R.sup.1, --O--Ar, --S--R.sup.1, --S--Ar, --SO--R.sup.1, --SO--Ar, --SO.sub.2 --R.sup.1, --SO.sub.2 --Ar, --CO--R.sup.1, --CO--Ar, --CO.sub.2 --R.sup.1, or --CO.sub.2 --Ar; and Y is selected from a) the moiety: ##STR2## wherein R.sub.7 and R.sub.8 are independently selected from the group of H, C.sub.1 -C.sub.
    Type: Grant
    Filed: September 28, 1998
    Date of Patent: December 21, 1999
    Assignee: American Home Products Corporation
    Inventors: Panolil Raveendranath, Joseph Zeldis, Galina Vid, John R. Potoski, Jianxin Ren, Silvio Iera
  • Patent number: 4526977
    Abstract: 7-[2-(3-Amino-5-isoxazolyl)-2-alkyloxyiminoacetamido]-ceph-3-em-4-carboxyli c acid derivatives are antibacterial agents effective against gram-positive and gram-negative bacterium.
    Type: Grant
    Filed: April 7, 1983
    Date of Patent: July 2, 1985
    Assignee: American Home Products Corporation
    Inventors: Thomas J. Commons, John R. Potoski
  • Patent number: 4461901
    Abstract: Compounds of the formula: ##STR1## wherein X is SO.sub.2, SO or S; andA is an amine selected from the group: ##STR2## wherein R is hydrogen, (lower)alkyl, (lower)alkoxy or halo; n is 2-4; andthe pharmacologically acceptable salts thereof are disclosed.
    Type: Grant
    Filed: March 4, 1983
    Date of Patent: July 24, 1984
    Assignee: American Home Products Corporation
    Inventors: John R. Potoski, Guy A. Schiehser, Donald P. Strike
  • Patent number: 4458077
    Abstract: Compounds of the formulaAr--(CH.sub.2).sub.m --X--(CH.sub.2).sub.n --ONHRwherein R is ##STR1## wherein R.sup.1 is hydrogen or lower alkyl;X is O or CH.sub.2 ;m=0 or 1;n=2 or 3; andAr is a moiety selected from the group ##STR2## wherein R.sub.2 is hydrogen or lower alkyl, ##STR3## with the proviso that when Ar is ##STR4## and X is CH.sub.2, then R is other than ##STR5## and the pharmacologically acceptable salts thereof have H.sub.2 -antagonist activity and activity in decreasing gastric acid secretions.
    Type: Grant
    Filed: November 22, 1982
    Date of Patent: July 3, 1984
    Assignee: American Home Products Corporation
    Inventor: John R. Potoski
  • Patent number: 4394504
    Abstract: 7-[2-(3-Amino-5-isoxazolyl)-2-alkyloxy-iminoacetamido]-ceph-3-em-4-carboxyl ic acid derivatives are antibacterial agents effective against gram-positive and gram-negative bacterium.
    Type: Grant
    Filed: October 7, 1981
    Date of Patent: July 19, 1983
    Assignee: American Home Products Corporation
    Inventors: Thomas J. Commons, John R. Potoski
  • Patent number: 4225713
    Abstract: Compounds of the formula ##STR1## wherein: R is hydrogen, chlorine, or fluorine; andR.sup.1 is hydrogen, methyl, ethyl, propyl, or isopropyl;or a non-toxic acid addition salt thereof; exert an anti-hypertensive effect.
    Type: Grant
    Filed: November 3, 1978
    Date of Patent: September 30, 1980
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4182869
    Abstract: Compounds of the formula ##STR1## wherein R is hydrogen (lower)alkyl, phen(lower)alkyl, benzoyl(lower)alkyl, or p-halobenzoyl(lower)alkyl; R.sup.1 is hydrogen or (lower)alkyl; R.sup.2 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, trifluoromethyl, or amino in the 7-, 8-, or 9-position; R.sup.3 is hydrogen, or (lower)alkyl; and R.sup.4 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, or trifluoromethyl in the 7-, 8-, or 9-position; or the non-toxic acid addition salts thereof; exert a hypotensive effect in hypertensive animals. Also disclosed are chemical intermediates including 4-carbobenzoxypiperazine-2-carboxylic acid.
    Type: Grant
    Filed: September 25, 1978
    Date of Patent: January 8, 1980
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4182872
    Abstract: Compounds of the formula ##STR1## wherein R is hydrogen (lower)alkyl, phen(lower)alkyl, benzoyl(lower)alkyl, or p-halobenzoyl(lower)alkyl; R.sup.1 is hydrogen or (lower)alkyl; R.sup.2 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, trifluoromethyl, or amino in the 7-, 8-, or 9-position; R.sup.3 is hydrogen, or (lower)alkyl; and R.sup.4 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, or trifluoromethyl in the 7-, 8-, or 9-position; or the non-toxic acid addition salts thereof; exert a hypotensive effect in hypertensive animals. Also disclosed are chemical intermediates, including 4-(lower)alkyl-1-(o-nitrophenyl)piperazine-2-carboxylic acids.
    Type: Grant
    Filed: September 25, 1978
    Date of Patent: January 8, 1980
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4138564
    Abstract: Compounds of the formula ##STR1## WHEREIN R is hydrogen, chlorine, or fluorine; andR.sup.1 is hydrogen, methyl, ethyl, propyl, or isopropyl;Or a non-toxic acid addition salt thereof; exert an anti-hypertensive effect.
    Type: Grant
    Filed: August 3, 1977
    Date of Patent: February 6, 1979
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4138567
    Abstract: Compounds of the formula ##STR1## wherein R is hydrogen (lower)alkyl, phen(lower)alkyl, benzoyl(lower)alkyl, or p-halobenzoyl(lower)alkyl; R.sup.1 is hydrogen or (lower)alkyl; R.sup.2 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, trifluoromethyl, or amino in the 7-, 8-, or 9-position; R.sup.3 is hydrogen, or (lower)alkyl; and R.sup.4 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, or trifluoromethyl in the 7-, 8-, or 9-position; or the non-toxic acid addition salts thereof; exert a hypotensive effect in hypertensive animals.
    Type: Grant
    Filed: September 22, 1977
    Date of Patent: February 6, 1979
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4089958
    Abstract: Compounds of the formula ##STR1## WHEREIN R is hydrogen (lower)alkyl, phen(lower)-alkyl, benzoyl(lower)alkyl, or p-halobenzoyl-(lower)alkyl; R.sup.1 is hydrogen or (lower)alkyl; R.sup.2 is hydrogen, (lower)alkyl, (lower)alkoxy, chlorine, fluorine, trifluoromethyl, or amino in the 7-, 8-, or 9-position; R.sup.3 is hydrogen, or (lower)alkyl; and R.sup.4 is hydrogen, (lower)-alkyl, (lower)alkoxy, chlorine, fluorine, or trifluoromethyl in the 7-, 8-, or 9-position; or the non-toxic acid addition salts thereof; exert a hyptotensive effect in hypertensive animals.
    Type: Grant
    Filed: December 20, 1976
    Date of Patent: May 16, 1978
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4076953
    Abstract: 1,3-Bridged-2-amino tetralins, having spiro substitution or the bridge, and intermediates thereto. The final products have analgesic activity.
    Type: Grant
    Filed: February 17, 1977
    Date of Patent: February 28, 1978
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski
  • Patent number: 4049701
    Abstract: Benzobicycloalkane amines, their pharmacologically acceptable addition salts, intermediates therefore the processes for their preparation and use. The compounds of the invention exert analgesic and anti-inflammatory activity.
    Type: Grant
    Filed: December 15, 1975
    Date of Patent: September 20, 1977
    Assignee: American Home Products Corporation
    Inventors: Meier E. Freed, John R. Potoski