Patents by Inventor Howard E. Morton

Howard E. Morton 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: 6710185
    Abstract: The instant invention discloses a process for the synthesis of substituted indole cell proliferation inhibitors.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: March 23, 2004
    Assignee: Abbott Laboratories
    Inventors: Ashok K. Gupta, Steven A. King, Elaine C. Lee, Howard E. Morton, Daniel J. Plata, Yu-Ming Pu, Padam N. Sharma
  • Patent number: 6673930
    Abstract: The present invention relates to an efficient process for the preparation of 5-(substituted)-10-methoxy-2,2,4-trimethyl-2,5-dihydro-1H-chromeno[3,4-f]quinolines.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: January 6, 2004
    Inventors: Yi-Yin Ku, Timothy A. Grieme, Padam N. Sharma, Prasad S. Raje, Howard E. Morton, Mike A. Fitzgerald
  • Patent number: 6608216
    Abstract: The present invention relates to the preparation of chiral glucocorticoid receptor agents via biaryl atropisomers.
    Type: Grant
    Filed: June 28, 2002
    Date of Patent: August 19, 2003
    Assignee: Abbott Laboratories
    Inventors: Yi-Yin Ku, Tim Grieme, Howard E. Morton, Steven A. King
  • Patent number: 6605707
    Abstract: Disclosed herein is a process for the preparation of erythromycin derivatives, or pharmaceutically acceptable salts thereof, which contain an optionally substituted propargyl group at the 6-O-position.
    Type: Grant
    Filed: March 23, 2000
    Date of Patent: August 12, 2003
    Assignee: Abbott Laboratories
    Inventors: Francis A. J. Kerdesky, Ramiya Premchandran, Gregory S. Wayne, Sou-Jen Chang, Jonathan P. Pease, Lakshmi Bhagavatula, John E. Lallaman, Howard E. Morton, Steven A. King
  • Publication number: 20030078439
    Abstract: The instant invention discloses a process for the synthesis of substituted indole cell proliferation inhibitors.
    Type: Application
    Filed: September 20, 2001
    Publication date: April 24, 2003
    Inventors: Ashok K. Gupta, Steven A. King, Elaine C. Lee, Howard E. Morton, Daniel J. Plata, Yu-Ming Pu, Padam N. Sharma
  • Publication number: 20030073844
    Abstract: The present invention relates to the preparation of chiral glucocorticoid receptor agents via biaryl atropisomers.
    Type: Application
    Filed: June 28, 2002
    Publication date: April 17, 2003
    Inventors: Yi-Yin Ku, Tim Grieme, Howard E. Morton, Steven A. King
  • Publication number: 20030069427
    Abstract: The present invention relates to an efficient process for the preparation of 5-(substituted)-10-methoxy-2,2,4-trimethyl-2,5-dihydro-1H-chromeno[3,4-f]quinolines.
    Type: Application
    Filed: November 7, 2002
    Publication date: April 10, 2003
    Inventors: Yi-Yin Ku, Timothy A. Grieme, Padam N. Sharma, Prasad S. Raje, Howard E. Morton, Mike A. Fitzgerald
  • Patent number: 6518430
    Abstract: The present invention relates to an efficient process for the preparation of 5-(substituted)-10-methoxy-2,2,4-trimethyl-2,5-dihydro-1H-chromeno[3,4-f]quinolines.
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: February 11, 2003
    Assignee: Abbott Laboratories
    Inventors: Yi-Yin Ku, Timothy A. Grieme, Padam N. Sharma, Prasad S. Raje, Howard E. Morton, Mike A. Fitzgerald
  • Patent number: 6437106
    Abstract: In one aspect, the invention relates to a process for preparing 6-O-substituted erythromycin derivatives comprising reacting 2′-substituted and optionally 4″-substituted 9-oxime erythromycin derivatives with an alkylating agent in the presence of a palladium catalyst and phosphine. In another aspect, the invention relates to processes for preparing 6-O-substituted erythromycin ketolides using the palladium-catalyzed alkylation reaction.
    Type: Grant
    Filed: March 3, 2000
    Date of Patent: August 20, 2002
    Assignee: Abbott Laboratories
    Inventors: Eric J. Stoner, Matthew J. Peterson, Yi-Yin Ku, Russell D. Cink, Arthur J. Cooper, Mahendra N. Deshpande, Tim Grieme, Anthony R. Haight, David R. Hill, Margaret Chi-Ping Hsu, Steven A. King, Marvin Robert Leanna, Elaine C. Lee, Maureen A. McLaughlin, Howard E. Morton, James J. Napier, Daniel J. Plata, Prasad S. Raje, Michael Rasmussen, David Riley, Jien-Heh J. Tien, Steven J. Wittenberger
  • Patent number: 5712400
    Abstract: A process for the preparation of 5-hydroxymethylthiazole comprises reacting a compound of the formula, ##STR1## with a carboxylic acid salt (optimally in the presence of a quaternary ammonium salt) and hydrolyzing the resulting ester. Subsequent dechlorination gives 5-hydroxymethylthiazole.
    Type: Grant
    Filed: May 22, 1996
    Date of Patent: January 27, 1998
    Assignee: Abbott Laboratories
    Inventors: M. Robert Leanna, Howard E. Morton, Michael S. Allen
  • Patent number: 5654466
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: February 29, 1996
    Date of Patent: August 5, 1997
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Howard E. Morton, Daniel S. Reno, Hing Leung Sham, Thomas J. Sowin, Jien-Heh J. Tien
  • Patent number: 5625092
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: April 10, 1995
    Date of Patent: April 29, 1997
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Francis A. J. Kerdesky, Denton C. Langridge, M. Robert Leanna, Linda M. Lijewski, Laura Melcher, Howard E. Morton, Daniel W. Norbeck, Daniel S. Reno, Timothy A. Robbins, David Scarpetti, Hing L. Sham, Thomas J. Sowin, Jien-Heh J. Tien, Chen Zhao
  • Patent number: 5616776
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: April 7, 1995
    Date of Patent: April 1, 1997
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Anthony R. Haight, Francis A. J. Kerdesky, M. Robert Leanna, Howard E. Morton, Timothy A. Robbins, David Scarpetti, Jien-Heh J. Tien
  • Patent number: 5569777
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: April 7, 1995
    Date of Patent: October 29, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Anthony R. Haight, Howard E. Morton, Timothy A. Robbins, David Scarpetti, Jien-Heh J. Tien
  • Patent number: 5565604
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: March 31, 1995
    Date of Patent: October 15, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Linda M. Lijewski, Howard E. Morton, Daniel S. Reno, Hing L. Sham, Thomas J. Sowin
  • Patent number: 5543549
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: April 3, 1995
    Date of Patent: August 6, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Howard E. Morton, Daniel S. Reno, Hing L. Sham, Thomas J. Sowin, Jien-Heh J. Tien
  • Patent number: 5543551
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: April 10, 1995
    Date of Patent: August 6, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Francis A. Kerdesky, Denton C. Langridge, M. Robert Leanna, Linda M. Lijewski, Laura Melcher, Howard E. Morton, Daniel W. Norbeck, Daniel S. Reno, Timothy A. Robbins, Hing L. Sham, Thomas J. Sowin, Jien-heh J. Tien, Chen Zhao, David Scarpetti
  • Patent number: 5543552
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)- wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: April 10, 1995
    Date of Patent: August 6, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, M. Robert Leanna, Linda M. Lijewski, Laura Melcher, Howard E. Morton, Daniel S. Reno, Hing L. Sham, Thomas J. Sowin
  • Patent number: 5541328
    Abstract: A substantially pure compound of formula: ##STR1## wherein R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)-- wherein R.sub.7a is loweralkyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.l are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl; andR.sub.g is hydrogen, loweralkyl or benzyl; or an acid addition salt thereof.
    Type: Grant
    Filed: April 3, 1995
    Date of Patent: July 30, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Francis A. Kerdesky, Denton C. Langridge, M. Robert Leanna, Linda M. Lijewski, Laura Melcher, Howard E. Morton, Daniel W. Norbeck, Daniel S. Reno, Timothy A. Robbins, Hing L. Sham, Thomas J. Sowin, Jien-Heh J. Tien, Chen Zhao, David Scarpetti
  • Patent number: 5491253
    Abstract: Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or R.sub.6 and R.sub.7 are independently selected from ##STR2## wherein R.sub.a and R.sub.b are independently selected from hydrogen, loweralkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; orR.sub.6 is as defined above and R.sub.7 is R.sub.7a OC(O)--wherein R.sub.7a is loweralkyl or benzyl; orR.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R.sub.f, R.sub.g, R.sub.h and R.sub.i are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl and R.sub.
    Type: Grant
    Filed: July 27, 1994
    Date of Patent: February 13, 1996
    Assignee: Abbott Laboratories
    Inventors: Timothy L. Stuk, Michael S. Allen, Anthony R. Haight, Francis A. Kerdesky, Denton C. Langridge, M. Robert Leanna, Linda M. Lijewski, Laura Melcher, Howard E. Morton, Daniel W. Norbeck, Daniel S. Reno, Timothy A. Robbins, David Scarpetti, Hing L. Sham, Thomas J. Sowin, Jien-Heh J. Tien, Chen Zhao