Patents Represented by Attorney Steven R. Crowley
  • Patent number: 5959118
    Abstract: The present invention discloses a process for the preparation of a hydroxymethylthiazole compound having formula 3: The process of the invention comprises reacting a halomethyl thiazole having the formula: ##STR1## with water, at an elevated temperature. Optionally, the reaction can be carried out in the presence of a base, such as sodium carbonate, which can react with any acid formed. In the process of the invention, X is a halogen atom; and R.sup.6 is selected from the group consisting of hydrogen, and halogen atoms. The invention also contemplates the preparation of acid addition salts of the hydroxymethylthiazole, compound 3.
    Type: Grant
    Filed: August 29, 1997
    Date of Patent: September 28, 1999
    Assignee: Abbott Laboratories
    Inventor: Michael S. Allen
  • Patent number: 5948436
    Abstract: A pharmaceutical composition is disclosed which comprises a solution of an HIV protease inhibiting compound in a pharmaceutically acceptable organic solvent comprising a pharmaceutically acceptable alcohol. The composition can optionally comprise a pharmaceutically acceptable acid or a combination of pharmaceutically acceptable acids. The solution can optionally be encapsulated in hard gelatin capsules or soft elastic gelatin capsules. The solution can optionally be granulated with a pharmaceutically acceptable granulating agent.
    Type: Grant
    Filed: March 13, 1995
    Date of Patent: September 7, 1999
    Assignee: Abbott Laboratories
    Inventors: Laman A. Al-Razzak, Kennan C. Marsh, Dilip Kaul, Lourdes P. Manning
  • Patent number: 5932766
    Abstract: The present invention discloses a process for the preparation of a compound having formula 4: ##STR1## The process comprises the step of reacting an enolate having the formula: ##STR2## with a Grignard reagent. The enolate salt is formed in situ from the reaction of a protected ester wherein M is an alkali metal. R.sub.6 and R.sub.7 are each hydrogen or are independently selected from ##STR3## wherein R.sub.a and R.sub.b are independently selected from hydrogen, lower alkyl and phenyl and R.sub.c, R.sub.d and R.sub.e are independently selected from hydrogen, lower alkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR4## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from lower alkyl, trifluoromethyl, alkoxy and halo. Alternatively, R.sub.6 is as defined above and R.sub.7 is R.sub.12 OC(O)-- wherein R.sub.12 is benzyl; or R.sub.6 and R.sub.7 taken together with the nitrogen atom to which they are bonded form ##STR5## wherein R.sub.
    Type: Grant
    Filed: May 30, 1997
    Date of Patent: August 3, 1999
    Assignee: Abbott Laboratories
    Inventors: Anthony R. Haight, Timothy L. Stuk, Jerome A. Menzia
  • Patent number: 5914332
    Abstract: A compound of the formula: ##STR1## is disclosed as an HIV protease inhibitor. Methods and compositions for inhibiting an HIV infection are also disclosed.
    Type: Grant
    Filed: November 21, 1996
    Date of Patent: June 22, 1999
    Assignee: Abbott Laboratories
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Xiaoqi Chen, David A. Betebenner
  • Patent number: 5905068
    Abstract: A compound of the formula: ##STR1## is disclosed as a retroviral protease inhibitor compound. Also disclosed are methods and compositions for inhibiting an HIV infection.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: May 18, 1999
    Assignee: Abbott Laboratories
    Inventors: Xiaoqi Chen, Brian E. Green, Dale J. Kempf, Lin Li, Daniel W. Norbeck, Hing L. Sham
  • Patent number: 5892052
    Abstract: A retroviral protease inhibiting compound of the formula: ##STR1## is disclosed.
    Type: Grant
    Filed: April 6, 1995
    Date of Patent: April 6, 1999
    Assignee: Abbott Labortories
    Inventors: Dale J. Kempf, Daniel W. Norbeck, Hing Leung Sham, Chen Zhao
  • Patent number: 5886036
    Abstract: A retroviral protease inhibiting compound of the formula: ##STR1## is disclosed.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: March 23, 1999
    Assignee: Abbott Laboratories
    Inventors: Dale J. Kempf, Daniel W. Norbeck, Hing Leung Sham, Chen Zhao
  • Patent number: 5876749
    Abstract: A pharmaceutical composition is disclosed which comprises a solution of an HIV protease inhibiting compound in a pharmaceutically acceptable organic solvent comprising a pharmaceutically acceptable alcohol. The composition can optionally comprise a pharmaceutically acceptable acid or a combination of pharmaceutically acceptable acids. The solution can optionally be encapsulated in hard gelatin capsules or soft elastic gelatin capsules. The solution can optionally be granulated with a pharmaceutically acceptable granulating agent.
    Type: Grant
    Filed: May 4, 1995
    Date of Patent: March 2, 1999
    Assignee: Abbott Laboratories
    Inventors: Laman A. Al-Razzak, Kennan C. Marsh, Dilip Kaul, Lourdes P. Manning
  • Patent number: 5846987
    Abstract: A retroviral protease inhibiting compound of the formula: ##STR1## is disclosed.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: December 8, 1998
    Assignee: Abbott Laboratories
    Inventors: Dale J. Kempf, Daniel W. Norbeck, Hing Leung Sham, Chen Zhao
  • Patent number: 5837873
    Abstract: A retroviral protease inhibiting compound of the formula A--X--B is disclosed. Also disclosed are a composition and method for inhibiting a retroviral protease and for treating an HIV infection. Also disclosed are processes and intermediates useful for the preparation of the retroviral protease inhibitors.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: November 17, 1998
    Assignee: Abbott Laboratories
    Inventors: Daniel W. Norbeck, Lynn M. Codacovi, Steven J. Wittenberger
  • Patent number: 5831115
    Abstract: The present invention provides a compound of the formula ##STR1## or a pharmaceutically acceptable salt thereof, which are useful for inhibiting protein farnesyltransferase and the farnesylation of the oncogene protein Ras or inhibiting de novo squalene production resulting in the inhibition of cholesterol biosynthesis, processes for the preparation of the compounds of the invention in addition to intermediates useful in these processes, a pharmaceutical composition, and to methods of using such compounds.
    Type: Grant
    Filed: April 11, 1996
    Date of Patent: November 3, 1998
    Assignee: Abbott Laboratories
    Inventors: David L Arendsen, William R. Baker, Stephen A Fakhoury, Anthony K. L. Fung, David S. Garvey, William J. McClellan, Stephen J. O'Connor, Rajnandan N. Prasad, Todd W. Rockway, Saul H. Rosenberg, Herman H. Stein, Wang Shen, David M. Stout, Gerard M. Sullivan, David J. Augeri
  • Patent number: 5786500
    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 substituents 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 28, 1996
    Date of Patent: July 28, 1998
    Assignee: Abbott Laboratories
    Inventors: Michael S. Allen, Jien-Heh J. Tien
  • Patent number: 5783593
    Abstract: The present invention provides a compound of the formula ##STR1## which inhibit squalene synthetase and cholesterol biosynthesis and are useful in the treatment of e.g., hyperlipidaemia, atherosclerosis, or fungal infections, processes for the preparation of the compounds of the invention, intermediates useful in these processes, and pharmaceutical compositions containing the compounds.
    Type: Grant
    Filed: April 29, 1996
    Date of Patent: July 21, 1998
    Assignee: Abbott Laboratories
    Inventors: William R. Baker, Saul H. Rosenberg, Anthony K. L. Fung, Todd W. Rockway, Stephen A. Fakhoury, David S. Garvey, B. Gregory Donner, Stephen J. O'Connor, Rajnandan N. Prasad, Wang Shen, David M. Stout, Gerard M. Sullivan
  • Patent number: 5773625
    Abstract: The present invention relates to a process for the preparation of cabonate compounds useful for the preparation of compounds which are human immunodeficiency virus (HIV) protease inhibitors.The compounds have formula I: ##STR1## wherein R.sup.9 is hydrogen or lower alkyl, and the thiazolyl ring can be unsubituted or substituted with a lower alkyl group.
    Type: Grant
    Filed: October 2, 1997
    Date of Patent: June 30, 1998
    Assignee: Abbott Laboratories
    Inventor: Denton C. Langridge
  • Patent number: 5767144
    Abstract: A compound of the formula (I): ##STR1## or a pharmaceutically acceptable salt thereof is disclosed, as well as processes for and intermediates in the preparation thereof, and a method of antagonizing endothelin.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: June 16, 1998
    Assignee: Abbott Laboratories
    Inventors: Martin Winn, Steven A. Boyd, Charles W. Hutchins, Hwan-Soo Jae, Andrew S. Tasker, Thomas W. von Geldern, Jeffrey A. Kester, Bryan K. Sorensen
  • Patent number: 5731434
    Abstract: A compound of the formula (I): ##STR1## or a pharmaceutically acceptable salt thereof is disclosed, as well as processes for and intermediates in the preparation thereof, and a method of antagonizing endothelin.
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: March 24, 1998
    Assignee: Abbott Laboratories
    Inventors: Martin Winn, Steven A. Boyd, Charles W. Hutchins, Hwan-Soo Jae, Andrew S. Tasker, Thomas W. von Geldern, Jeffrey A. Kester, Bryan K. Sorensen
  • Patent number: 5725878
    Abstract: A pharmaceutical composition is disclosed which comprises a solution of an HIV protease inhibiting compound in a pharmaceutically acceptable organic solvent comprising a pharmaceutically acceptable alcohol. The composition can optionally comprise a pharmaceutically acceptable acid or a combination of pharmaceutically acceptable acids. The solution can optionally be encapsulated in hard gelatin capsules or soft elastic gelatin capsules. The solution can optionally be granulated with a pharmaceutically acceptable granulating agent.
    Type: Grant
    Filed: May 4, 1995
    Date of Patent: March 10, 1998
    Assignee: Abbott Laboratories
    Inventors: Laman A. Al-Razzak, Kennan C. Marsh, Dilip Kaul, Lourdes P. Manning
  • 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: 5712417
    Abstract: The present invention relates to compounds of the formula I ##STR1## wherein A, Y, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, l, m and the corresponding radicals labeled with * are defined as stated in the description, a process for their preparation and their use for the inhibition of retroviral proteases.
    Type: Grant
    Filed: July 11, 1994
    Date of Patent: January 27, 1998
    Assignee: Abbott Laboratories
    Inventors: Karl-Heinz Budt, Bernd Stowasser, Dieter Ruppert, Christoph Meichsner, Arnold Paessens, Jutta Hansen, Jochen Knolle
  • Patent number: 5696270
    Abstract: A retroviral protease inhibiting compound of the formula: ##STR1## is disclosed.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: December 9, 1997
    Assignee: Abbott Laboratories
    Inventors: Dale J. Kempf, Daniel W. Norbeck, Hing Leung Sham, Chen Zhao, Thomas J. Sowin, Daniel S. Reno, Anthony R. Haight