Patents by Inventor Drago R. Sliskovic
Drago R. Sliskovic 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: 5633287Abstract: The present invention is directed to compounds useful for the regulation of cholesterol of Formula I, methods for using them and pharmaceutical compositions thereof, ##STR1## wherein X and Y are oxygen, sulfur, or (CR'R").sub.n wherein n is 1 to 4; R is hydrogen, alkyl, or benzyl; R.sub.1 and R.sub.2 are phenyl, substituted phenyl, naphthyl, substituted naphthyl, an aralkyl group, an alkyl chain, adamantyl, or a cycloalkyl group.Type: GrantFiled: October 23, 1995Date of Patent: May 27, 1997Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic, Wendell Wierenga
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Patent number: 5510379Abstract: .beta.-Carboxy sulfonates of the formula ##STR1## wherein R.sub.1 is aryl, R.sub.3 and R.sub.4 are hydrogen or alkyl, Y is -O-, -S-, or -NR.sub.2 -, and R.sub.5 is alkyl or aryl are potent inhibitors of the enzyme acyl CoA:cholesterol acyltransferase (ACAT) and are thus useful for treating hypercholesterolemia and atherosclerosis.Type: GrantFiled: December 19, 1994Date of Patent: April 23, 1996Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5502198Abstract: Pharmaceutically useful compounds having acyl-coenzyme A: cholesterol acyltransferase inhibitory activity having the general formula ##STR1## wherein Ar is di- or trisubstituted aryl or heteroaryl; R.sub.14 and R.sub.15 are each independently aryl, heteroaryl, hydrogen, fluorine, or alkyl, with the proviso that R.sub.14 and R.sub.15 are not both hydrogen, fluorine, or a straight or branched chain alkyl or a combination thereof; and R.sub.16 is a straight or branched hydrocarbon chain having 1 to 20 carbon atoms and is saturated or unsaturated and has 1 to 3 double bonds, the double bonds being adjacent or nonadjacent.Type: GrantFiled: March 6, 1995Date of Patent: March 26, 1996Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5491172Abstract: The present invention is directed to compounds useful for the regulation of cholesterol of Formula I, methods for using them and pharmaceutical compositions thereof, ##STR1## wherein X and Y are oxygen, sulfur, or (CR'R").sub.n wherein n is 1 to 4; R is hydrogen, alkyl, or benzyl; R.sub.1 and R.sub.2 are phenyl, substituted phenyl, naphthyl, substituted naphthyl, an aralkyl group, an alkyl chain, adamantyl, or a cycloalkyl group.Type: GrantFiled: April 13, 1994Date of Patent: February 13, 1996Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic, Wendell Wierenga
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Patent number: 5491170Abstract: .beta.-Carboxy sulfonyl compounds of the formula ##STR1## wherein R.sub.1 is aryl, R.sub.3 is hydrogen or alkyl, R.sub.3 and R.sub.4 are hydrogen or alkyl, Y is --O--, --S--, or --NR.sub.2 --, and R.sub.5 is alkyl or aryl are potent inhibitors of the enzyme acyl CoA:cholesterol acyltransferase (ACAT) and are thus useful for treating hypercholesterolemia and atherosclerosis.Type: GrantFiled: December 19, 1994Date of Patent: February 13, 1996Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5489611Abstract: Retinoids are effective to lower plasma levels of Lp (a) in mammals.Type: GrantFiled: February 10, 1995Date of Patent: February 6, 1996Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Randy R. Ramharack, Bruce D. Roth, Drago R. Sliskovic
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Patent number: 5461049Abstract: Amide tetrazoles of the formula ##STR1## wherein aryl includes phenyl and naphthyl, unsubstituted or substituted, X is .dbd.O, .dbd.N--R.sub.5, or --NR.sub.3 R.sub.4, where R.sub.2, R.sub.4, and R.sub.5 include alkyl and alkoxy and R.sub.3 includes alkyl, are potent inhibitors of the enzyme acyl CoA:cholesterol acyltransferase (ACAT) and are thus useful for treating hypercholesterolemia or atherosclerosis.Type: GrantFiled: May 27, 1994Date of Patent: October 24, 1995Assignee: Warner-Lambert CompanyInventors: Patrick M. O'Brien, Drago R. Sliskovic
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Patent number: 5441975Abstract: Pharmaceutically useful compounds having ACAT inhibitory activity of the formula ##STR1## wherein n is 0, 1, or 2, for X other than tetrazole and n=2 then R.sub.2 =R.sub.3 =H; R.sub.1 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, a heteroaromatic group or a hydrocarbon group having from one to 18 carbon atoms; R.sub.2 and R.sub.3 are hydrogen, halo, hydroxy, alkyl, alkenyl, cycloalkyl, phenyl, substituted phenyl, a heteroaryl, or form a spiroalkyl group; X is a heteromonocyclic 5-membered ring containing one to four heteroatoms, said heteroatoms being nitrogen, oxygen or sulfur, and combination thereof; and R.sub.4 is a hydrocarbon group having from one to 20 carbon atoms are described as well as methods of their manufacture.Type: GrantFiled: July 12, 1994Date of Patent: August 15, 1995Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Patrick M. O'Brien, Joseph A. Picard, Claude F. Purchase, Jr., Bruce D. Roth, Drago R. Sliskovic, Andrew D. White
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Patent number: 5420339Abstract: Pharmaceutically useful compounds having acylcoenzyme A: cholesterol acyltransferase inhibitory activity having the general formula ##STR1## wherein Ar is di- or trisubstituted aryl or heteroaryl; R.sub.14 and R.sub.15 are each independently aryl, heteroaryl, hydrogen, fluorine, or alkyl, with the proviso that R.sub.14 and R.sub.15 are not both hydrogen, fluorine, or a straight or branched chain alkyl or a combination thereof; and R.sub.16 is a straight or branched hydrocarbon chain having 1 to 20 carbon atoms and is saturated or unsaturated and has 1 to 3 double bonds, the double bonds being adjacent or nonadjacent.Type: GrantFiled: November 22, 1993Date of Patent: May 30, 1995Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5384328Abstract: The present invention is directed to compounds of the following general Formula I, methods for using the compounds of Formula I, pharmaceutical compositions thereof, and processes for preparing the compounds. ##STR1## wherein X is oxygen or sulfur; wherein R is hydrogen, a straight or branched alkyl group having from 1 to 8 carbon atoms or benzyl;wherein each of R.sub.1 and R.sub.2 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, an aralkyl group, a 5- or 6-membered monocyclic or fused bicyclic heterocyclic group, or a hydrocarbon chain having from 1 to 20 carbon atoms and from 1 to 3 double bonds.Type: GrantFiled: May 21, 1993Date of Patent: January 24, 1995Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5366987Abstract: Pharmaceutically useful compounds having ACAT inhibitory activity of the formula ##STR1## wherein n is 0, 1, or 2, for X other than tetrazole and n=2 then R.sub.2 =R.sub.3 =H; R.sub.1 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, a heteroaromatic group or a hydrocarbon group having from one to 18 carbon atoms; R.sub.2 and R.sub.3 are hydrogen, halo, hydroxy, alkyl, alkenyl, cycloalkyl, phenyl, substituted phenyl, a heteroaryl, or form a spiroalkyl group; X is a heteromonocyclic 5-membered ring containing one to four heteroatoms, said heteroatoms being nitrogen, oxygen or sulfur, and combination thereof; and R.sub.4 is a hydrocarbon group having from one to 20 carbon atoms are described as well as methods of their manufacture.Type: GrantFiled: February 18, 1993Date of Patent: November 22, 1994Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Patrick M. O'Brien, Joseph A. Picard, Claude F. Purchase, Jr., Bruce D. Roth, Drago R. Sliskovic, Andrew D. White
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Patent number: 5364882Abstract: Compounds of the formula ##STR1## wherein R is hydrogen, a straight or branched alkyl group having from 1 to 8 carbon atoms or benzyl; wherein each of R.sub.1 and R.sub.2 is hydrogen, an aralkyl group, a straight or branched hydrocarbon group having from 1 to 20 carbon atoms and may be saturated or unsaturated, an alkyl group of from 1 to 6 carbon atoms wherein the terminal carbon is substituted, the group --(CH.sub.2).sub.p)--Q wherein p is zero to three and Q is a 5- or 6-membered monocyclic or fused bicyclic heterocycle, phenyl or NR.sub.1 R.sub.2 taken together form a monocyclic heterocyclic ring, and R.sub.3 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, --(CH.sub.2).sub.p --Q wherein p and Q are as defined above, an aralkyl group or a straight or branched hydrocarbon group having from 1 to 20 carbon atoms and being straight or branched, which compounds are useful in treating hypercholesterolemia.Type: GrantFiled: December 1, 1992Date of Patent: November 15, 1994Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5336690Abstract: A compound of the following general formula which is useful in treating hypercholesterolemia and atherosclerosis: ##STR1## wherein X is oxygen or sulfur; R is hydrogen, alkyl having from 1 to 8 carbon atoms, or benzyl; R.sub.1 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, an aralkyl group, a heterocyclic group, or a hydrocarbon chain of from 1 to 20 carbon atoms which is saturated or contains 1 to 3 double bonds and each of R.sub.2 and R.sub.3 is selected from hydrogen, provided both are not hydrogen, an aralkyl group, a hydrocarbon chain of from 1 to 20 carbon atoms which is saturated or contains 1 to 3 double bonds, an w-substituted alkylC.sub.1-6, a heterocyclic group, phenyl, substituted phenyl or NR.sub.2 R.sub.3 taken together form a monocyclic heterocyclic group.Type: GrantFiled: June 10, 1993Date of Patent: August 9, 1994Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5288757Abstract: The present invention provides pharmaceutically useful compounds which are aminosulfonyl urea compounds which are ACAT inhibitors rendering them useful in controlling blood cholesterol levels, pharmaceutical compositions and methods of using the ACAT inhibitors and closely related compounds which are also aminosulfonyl urea compounds.Type: GrantFiled: February 19, 1993Date of Patent: February 22, 1994Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5254715Abstract: A compound of the following general formula which is useful in treating hypocholesterolemia and atherosclerosis: ##STR1## wherein X is oxygen or sulfur; R is hydrogen, alkyl having from 1 to 8 carbon atoms, or benzyl; R.sub.1 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, an aralkyl group, a heterocyclic group, or a hydrocarbon chain of from 1 to 20 carbon atoms which is saturated or contains 1 to 3 double bonds and each of R.sub.2 and R.sub.3 is selected from hydrogen, provided both are not hydrogen, an aralkyl group, a hydrocarbon chain of from 1 to 20 carbon atoms which is saturated or contains 1 to 3 double bonds, an w-substituted alkylC.sub.1-6, a heterocyclic group, phenyl, substituted phenyl or NR.sub.2 R.sub.3 taken together form a monocyclic heterocyclic group.Type: GrantFiled: August 19, 1991Date of Patent: October 19, 1993Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5245068Abstract: The present invention is directed to compounds of the following general Formula I, methods for using the compounds of Formula I, pharmaceutical compositions thereof, and processes for preparing the compounds. ##STR1## wherein X is oxygen or sulfur; wherein R is hydrogen, a straight or branched alkyl group having from 1 to 8 carbon atoms or benzyl; wherein each of R.sub.1 and R.sub.2 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, an aralkyl group, a 5- or 6-membered monocyclic or fused bicyclic heterocyclic group, or a hydrocarbon chain having from 1 to 20 carbon atoms and from 1 to 3 double bonds.Type: GrantFiled: February 9, 1993Date of Patent: September 14, 1993Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5239082Abstract: Pharmaceutically useful compounds having ACAT inhibitory activity of the formula ##STR1## wherein R.sub.1 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, a heteroaromatic group or a hydrocarbon group having from 1 to 18 carbon atoms; R.sub.2 and R.sub.3 are hydrogen, fluoro, alkyl, alkenyl, cycloalkyl, phenyl, substituted phenyl, a heteroaryl, or form a spiroalkyl group, and R.sub.4 is a hydrocarbon group having from 1 to 20 carbon atoms.Type: GrantFiled: August 3, 1992Date of Patent: August 24, 1993Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Drago R. Sliskovic
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Patent number: 5214206Abstract: The present invention provides pharmaceutically useful compounds which are aminosulfonyl urea compounds which are ACAT inhibitors rendering them useful in controlling blood cholesterol levels, pharmaceutical compositions and methods of using the ACAT inhibitors and closely related compounds which are also aminosulfonyl urea compounds.Type: GrantFiled: August 19, 1991Date of Patent: May 25, 1993Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5198466Abstract: Novel compounds of the formula ##STR1## wherein R is hydrogen, a straight or branched alkyl group having from 1 to 8 carbon atoms or benzyl; wherein each of R.sub.1 and R.sub.2 is hydrogen, an aralkyl group, a straight or branched hydrocarbon group having from 1 to 20 carbon atoms and may be saturated or unsaturated, an alkyl group of from 1 to 6 carbon atoms wherein the terminal carbon is substituted, the group --(CH.sub.2).sub.p)--Q wherein p is zero to three and Q is a 5- or 6-membered monocyclic or fused bicyclic heterocycle, phenyl or NR.sub.1 R.sub.2 taken together form a monocyclic heterocyclic ring, and R.sub.3 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, --(CH.sub.2).sub.p --Q wherein p and Q are as defined above, an aralkyl group or a straight or branched hydrocarbon group having from 1 to 20 carbon atoms and being straight or branched.Type: GrantFiled: July 26, 1991Date of Patent: March 30, 1993Assignee: Warner-Lambert CompanyInventors: Joseph A. Picard, Drago R. Sliskovic
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Patent number: 5189058Abstract: The compounds of the present invention have the formula ##STR1## wherein each of X and Y is oxygen or sulfur, R is hydrogen or lower alkyl, and each of R.sub.1 and R.sub.2 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, aralkyl, a hydrocarbon chain, a hetero group, or a heteroalkyl group, and the compounds are useful in treating atherosclerosis.Type: GrantFiled: April 9, 1991Date of Patent: February 23, 1993Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic