Patents by Inventor Gary R. Schulte
Gary R. Schulte 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).
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Patent number: 6174883Abstract: This invention relates to novel 3-substituted-2-oxindole derivatives of the formula and the phamaceutically-accepted salts thereof which are inhibitors of prostaglandin H2 synthase, 5-lipoxygenase and interleukin-1 biosynthesis. The compounds of the invention are useful as inhibitors of prostaglandin H2 synthase and interleukin-1 biosynthesis, per se, and as analgesic, antiinflammatory and antiarthritic agents in the treatment of chronic inflammatory diseases. This invention also relates to pharmaceutical compositions comprising said 3-substituted-2-oxindole derivatives; to methods of inhibiting prostaglandin H2 synthase and biosynthesis of interleukin-1; and to treating chronic inflammatory diseases in a mammal with said compounds. Further, this invention relates to certain novel carboxylic acids useful as intermediates in the preparation of the 3-substituted-2-oxindole derivatives of this invention and to a process for the preparation of the 3-substituted-2-oxindole derivatives.Type: GrantFiled: June 7, 1995Date of Patent: January 16, 2001Assignee: Pfizer Inc.Inventors: Frederick J. Ehrgott, Carl J. Goddard, Gary R. Schulte
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Patent number: 5919809Abstract: This invention relates to novel 3-substituted-2-oxindole derivatives of the formula ##STR1## and the pharmaceutically-acceptable salts thereof which are inhibitors of prostaglandin H.sub.2 synthase, 5-lipoxygenase and interleukin-1 biosynthesis. The compounds of the invention are useful as inhibitors of prostaglandin H.sub.2 synthase and interleukin-1 biosynthesis, per se, and as analgesic, antiinflammatory and antiarthritic agents in the treatment of chronic inflammatory diseases. This invention also relates to pharmaceutical compositions comprising said 3-substituted-2-oxindole derivatives; to methods of inhibiting prostaglandin H.sub.2 synthase and biosynthesis of interleukin-1; and to treating chronic inflammatory diseases in a mammal with said compounds. Further, this invention relates to certain novel carboxylic acids useful as intermediates in the preparation of the 3-substituted-2-oxindole derivatives of this invention and to a process for the preparation of the 3-substituted-2-oxindole derivatives.Type: GrantFiled: November 4, 1993Date of Patent: July 6, 1999Assignee: Pfizer Inc.Inventors: Frederick J. Ehrgott, Carl J. Goddard, Gary R. Schulte
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Patent number: 5648502Abstract: 4-Chloro-2-thiophenecarboxylic acid is made by forming a compound of formula (Ia), disclosed herein, wherein R.sup.3 is (C.sub.1 -C.sub.6) alkyl, phenyl, or benzyl; converting the compound to a compound of formula (IVa), disclosed herein, and removing the silyl group R.sub.3 Si--. The product is useful as an intermediate in making pharmaceutical products.Type: GrantFiled: July 7, 1995Date of Patent: July 15, 1997Assignee: Pfizer Inc.Inventors: Laurence E. Burgess, Gary R. Schulte
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Patent number: 5631235Abstract: Macrolides of formula (I) and methods of treatment of resistance to transplantation, fungal infections and autoimmune diseases such as rheumatoid arthritis and psoriasis using said macrolides of formula (I), wherein n is 1 or 2; A and B are taken together and form .dbd.O or A and B are taken separately and are each H or A is OH and B is H; R.sup.1 is a 2-aminoglycosyl group; R.sup.2 is OH or a glycosyloxy group; and R.sup.3 is an alkyl or allyl group.Type: GrantFiled: August 6, 1994Date of Patent: May 20, 1997Assignee: Pfizer, Inc.Inventors: Kevin Koch, Gary R. Schulte
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Patent number: 5593997Abstract: Certain 4-aminopyrazolo[3,4-d]pyrimidine compounds, and their pharmaceutically-acceptable salts and prodrugs, are inhibitors of tyrosine kinase enzymes and are useful for immunoregulation and for the treatment of cancer, angiogenesis and atherosclerosis.Type: GrantFiled: May 23, 1995Date of Patent: January 14, 1997Assignee: Pfizer Inc.Inventors: Robert L. Dow, Kevin Koch, Gary R. Schulte
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Patent number: 5563135Abstract: Macrolides of formula (I) and methods of treatment of resistance to transplantation, fungal infections and auto-immune diseases such as rheumatoid arthritis and psoriasis using said macrolides of formula (I), ##STR1## wherein n is 1 or 2; A and B are taken together and form .dbd.O or A and B are taken separately and are each H or A is OH and B is H; R.sup.1 is a desosamino group; R.sup.2 is OH or a desosaminyloxy group; and R.sup.3 is an alkyl or allyl group.Type: GrantFiled: June 1, 1995Date of Patent: October 8, 1996Assignee: Pfizer Inc.Inventors: James R. Hauske, Gary R. Schulte
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Patent number: 5506233Abstract: Macrolides of the FK-506 type and methods of treatment of resistance to transplantation, fungal infections, and autoimmune diseases such as rheumatoid arthritis and psoriasis using said macrolides.Type: GrantFiled: August 8, 1994Date of Patent: April 9, 1996Assignee: Pfizer Inc.Inventors: James R. Hauske, Gary R. Schulte
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Patent number: 5432183Abstract: The use of rapamycin prodrugs of formula I as immunosuppressant agents, intermediates formed in the preparation of its prodrugs as well as the prodrugs themselves.Type: GrantFiled: November 30, 1993Date of Patent: July 11, 1995Assignee: Pfizer Inc.Inventor: Gary R. Schulte
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Patent number: 5300655Abstract: This invention relates to novel 3-substituted-2-oxindole derivatives which are inhibitors of prostaglandin H.sub.2 synthase, 5-lipoxygenase and interleukin-1 biosynthesis. The compounds of the invention are useful as inhibitors of prostaglandin H.sub.2 synthase and interleukin-1 biosynthesis, per se, and as analgesic, antiinflammatory and antiarthritic agents in the treatment of chronic inflammatory diseases. This invention also relates to pharmaceutical compositions comprising said 3-substituted-2-oxindole derivatives; to methods of inhibiting prostaglandin H.sub.2 synthase and biosynthesis of interleukin-1; and to treating chronic inflammatory diseases in a mammal with said compounds. Further, this invention relates to certain novel carboxylic acids useful as intermediates in the preparation of the 3-substituted-2-oxindole derivatives of this invention and to a process for the preparation of the 3-substituted-2-oxindole derivatives.Type: GrantFiled: December 16, 1992Date of Patent: April 5, 1994Assignee: Pfizer Inc.Inventors: Frederick J. Ehrgott, Carl J. Goddard, Gary R. Schulte
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Patent number: 5290802Abstract: This invention relates to novel 3-substituted-2-oxindole derivatives which are inhibitors of prostaglandin H.sub.2 synthase, 5-lipoxygenase and interleukin-1 biosynthesis. The compounds of the invention are useful as inhibitors of prostaglandin H.sub.2 synthase and interleukin-1 biosynthesis, per se, and as analgesic, antiinflammatory and antiarthritic agents in the treatment of chronic inflammatory diseases This invention also relates to pharmaceutical compositions comprising said 3-substituted-2-oxindole derivatives; to methods of inhibiting prostaglandin H.sub.2 synthase and biosynthesis of interleukin-1; and to treating chronic inflammatory diseases in a mammal with said compounds. Further, this invention relates to certain novel carboxylic acids useful as intermediates in the preparation of the 3-substituted-2-oxindole derivatives of this invention and to a process for the preparation of the 3-substituted-2-oxindole derivatives.Type: GrantFiled: June 5, 1991Date of Patent: March 1, 1994Assignee: Pfizer Inc.Inventors: Frederick J. Ehrgott, Carl J. Goddard, Gary R. Schulte
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Patent number: 5192790Abstract: This invention relates to the use of certain 3-substituted-2-oxindole derivatives to inhibit interleukin-1 biosynthesis in a mammal. This invention also relates to the use of such compounds for treating interleukin-1 mediated disorders and dysfunctions such as bone and connective tissue metabolism disorders and immune dysfunction in a mammal. The methods of this invention comprise administering an interleukin-1 biosynthesis inhibiting amount of the compounds and salts of this invention to such a mammal.Type: GrantFiled: December 17, 1991Date of Patent: March 9, 1993Assignee: Pfizer Inc.Inventors: Carl J. Goddard, Douglas C. Hanson, Gary R. Schulte
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Patent number: 5064851Abstract: This invention relates to novel 3-(1-substituted-pyrazoyl)-2-oxindole derivatives which are inhibitors of prostaglandin H.sub.2 synthease, 5-lipoxygenase and interleukin-1 biosynthesis. The compounds of the invention are useful as inhibitors of prostaglandin H.sub.2 synthase and interleukin-1 biosynthesis, per se, and as analgesic, antiinflammatory and antiarthritic agents in the treatment of chronic inflammatory diseases. This invention also relates to pharmaceutical compositions comprising said 3-(1-substituted-pyrazoyl-2-oxindole derivatives; to methods of inhibiting prostaglandin H.sub.2 synthase and biosynthesis of interleukin-1; and to treating chronic inflammatory diseases in a mammal with said compounds. Further, this invention relates to certain novel compounds useful as intermediates in the preparation of the 3-(1-substituted-pyrazoyl-2-oxindole derivatives of this invention and to a process for the preparation of the 3-(1-substituted-pyrazoyl)-2-oxindole derivatives.Type: GrantFiled: July 24, 1990Date of Patent: November 12, 1991Assignee: Pfizer Inc.Inventors: Carl J. Goddard, Gary R. Schulte
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Patent number: 5059693Abstract: Process for making antiinflammatory 3-aroyl-2-oxindole-1-carboxamides by reductive debromination or deiodination of 3-(bromo- or iodoaroyl)-2-oxindole-1-carboxamides.Type: GrantFiled: October 6, 1989Date of Patent: October 22, 1991Assignee: Pfizer Inc.Inventors: Gary R. Schulte, Frederick J. Ehrgott
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Patent number: 5047554Abstract: This invention relates to novel 3-substituted-2-oxindole derivatives which are inhibitors of prostaglandin H.sub.2 synthase, 5-lipoxygenase and interleukin-1 biosynthesis. The compounds of the invention are useful as inhibitors of prostaglandin H.sub.2 synthase and interleukin-1 biosynthesis, per se, and as analgesic, antiinflammatory and antiarthritic agents in the treatment of chronic inflammatory diseases. This invention also relates to pharmaceutical compositions comprising said 3-substituted-2-oxindole derivatives; to methods of inhibiting prostaglandin H.sub.2 synthase and biosynthesis of interleukin-1; and to treating chronic inflammatory diseases in a mammal with said compounds. Further, this invention relates to certain novel carboxylic acids useful as intermediates in the preparation of the 3-substituted-2-oxindole derivatives of this invention and to a process for the preparation of the 3-substituted-2-oxindole derivatives.Type: GrantFiled: January 31, 1990Date of Patent: September 10, 1991Assignee: Pfizer Inc.Inventors: Frederick J. Ehrgott, Carl J. Goddard, Gary R. Schulte