Patents by Inventor Barry P. Clark
Barry P. Clark 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: 5580900Abstract: A compound of the formula: ##STR1## in which each R.sup.1 to R.sup.4 group is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkoxy-carbonyl, halo, hydroxy, nitro, cyano, trihalomethyl or optionally substituted phenyl, each R.sup.5 to R.sup.16 group is hydrogen or C.sub.1-4 alkyl, each Z', Z", Z'" and Z"" group is an alkylene radical, and X and Y are each --(CH.sub.2).sub.n -- or --(CH.sub.2).sub.m --A--(CH.sub.2).sub.p -- where A is --CH.dbd.CH--, optionally substituted phenylene or optionally substituted naphthalenyl, n is 2 to 10, and m and p are each 1 or 2, salts thereof, and intermediates for the production thereof.Type: GrantFiled: November 30, 1994Date of Patent: December 3, 1996Assignee: Lilly Industries LimitedInventors: Barry P. Clark, John R. Harris
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Patent number: 5574158Abstract: A compound of the formula: ##STR1## in which each R.sup.1 to R.sup.4 group is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkoxy-carbonyl, halo, hydroxy, nitro, cyano, trihalomethyl or optionally substituted phenyl, each R.sup.5 to R.sup.16 group is hydrogen or C.sub.1-4 alkyl, each Z', Z", Z'" and Z"" group is an alkylene radical, and X and Y are each --(CH.sub.2).sub.n -- or --(CH.sub.2).sub.m --A--(CH.sub.2).sub.p -- where A is --CH.dbd.CH--, optionally substituted phenylene or optionally substituted naphthalenyl, n is 2 to 10, and m and p are each 1 or 2, salts thereof, and intermediates for the production thereof.Type: GrantFiled: February 20, 1996Date of Patent: November 12, 1996Assignee: Lilly Industries LimitedInventors: Barry P. Clark, John R. Harris
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Patent number: 5428065Abstract: Pharmaceutical compounds of the formula: ##STR1## R.sup.1 to R.sup.8 are each hydrogen or C.sub.1-4 alkyl, m, n and p are each 0, 1, or 2, q is 0, 1, 2 or 3, X and Z are each C.sub.1-4 alkyl, C.sub.1-4 alkoxy, hydroxy, nitro, cyano, halo, trihalomethyl, carboxy, C.sub.1-4 alkoxy-carbonyl or phenyl, and in addition z, together with the phenyl ring to which it is attached, can be: ##STR2## Y is --O--, --S-- or --CH.sub.2 --, V is --(CH.sub.2).sub.r -- or --(CH.sub.2).sub.r S-- where r is 1 to 15, and W is hydrogen or optionally substituted phenyl; and salts thereof.Type: GrantFiled: September 27, 1994Date of Patent: June 27, 1995Assignee: Lilly Industries LimitedInventors: Barry P. Clark, Graham H. Timms
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Patent number: 5258378Abstract: The invention relates to a compound of formula (I) ##STR1## in which R.sup.1 and R.sup.2 are each hydrogen, halo, hydroxy, nitro, C.sub.1-4 alkylcarbonyl, hydroxy-C.sub.1-4 alkyl, R.sup.3 is hydrogen or optionally substituted phenylsulphonyl, R.sup.4 is optionally substituted phenyl, benzofuranyl or dihydrobenzofuranyl, and R.sup.5 is hydrogen or C.sub.1-4 alkyl; and salts thereof. These compounds are useful dopaminergic agents.Type: GrantFiled: November 19, 1991Date of Patent: November 2, 1993Assignee: Lilly Industries LimitedInventors: Barry P. Clark, Graham H. Timms, David E. Tupper
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Patent number: 5028602Abstract: Pharmaceutical compounds having the formula ##STR1## in which R.sup.1 is hydrogen, hydroxy, nitro, cyano, halo, amino, acetamido, hydroxy-C.sub.1-4 alkyl, carboxaldehydo, C.sub.1-4 alkyl-carbonyl, carboxy, C.sub.1-4 alkoxy-carbonyl, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkylthio, C.sub.1-4 alkylsulphonyl or C.sub.1-4 alkoxy-C.sub.1-4 alkyl, R.sup.2 is hydrogen or halo, R.sup.3 is optionally substituted phenyl or optionally substituted phenyl ortho condensed with an optionally substituted ring selected from benzene, cyclohexane, cyclohexene, cyclopentane or cyclopentene, in which ring one of the carbon atoms may be replaced by oxygen, sulphur or nitrogen, and R.sup.4 is hydrogen, C.sub.1-4 alkyl, C.sub.2-4 alkenyl or optionally substituted benzyl; and salts thereof.Type: GrantFiled: April 12, 1990Date of Patent: July 2, 1991Assignee: Lilly Industries LimitedInventors: Barry P. Clark, David E. Tupper
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Patent number: 4904653Abstract: Compounds of the formula ##STR1## in which R.sup.1 is hydrogen, hydroxy, nitro, cyano, halo, amino, acetamido, hydroxy-C.sub.1-4 alkyl, carboxaldehydo, C.sub.1-4 alkylcarbonyl, carboxy, C.sub.1-4 alkoxy-carbonyl, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkylthio, C.sub.1-4 alkylsulphonyl or C.sub.1-4 alkoxy-C.sub.1-4 alkyl, R.sup.2 is hydrogen, hydroxy, nitro, cyano, halo, amino, carboxamido, acetamido, hydroxy-C.sub.1-4 alkyl, carboxyaldehydo, C.sub.1-4 alkylcarbonyl, carboxy, C.sub.1-4 alkoxycarbonyl, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkylthio, C.sub.1-4 alkylsulphonyl, C.sub.1-4 alkoxy-C.sub.1-4 alkyl, oximino or aminomethyl, R.sup.3 is optionally substituted phenyl or optionally substituted phenyl ortho condensed with an optionally substituted ring selected from benzene, cyclohexane, cyclohexene, cyclopentane or cyclopentene, in which ring one of the carbon atoms may be replaced by oxygen, sulphur or nitrogen, and R.sup.4 is hydrogen, C.sub.1-4 alkyl, C.sub.Type: GrantFiled: January 6, 1989Date of Patent: February 27, 1990Assignee: Lilly Industries LimitedInventors: Barry P. Clark, David E. Tupper
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Patent number: 4471129Abstract: Compounds are described of the formula ##STR1## in which R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano, 5-tetrazolyl or R.sup.6, where R.sup.5 is hydrogen or C.sub.1-8 alkyl and R.sup.6 is phenyl or naphthyl, the phenyl or naphthyl group being optionally substituted by one or more group selected from halogen, C.sub.1-6 alkyl, C.sub.1-4 alkoxy, hydroxy, benzyloxy, nitro, trifluoromethyl, carboxyl, C.sub.1-4 alkylsulphinyl, C.sub.1-4 alkylsulphonyl, N(R.sup.5).sub.2, NHCOR.sup.5 and SR.sup.5 ; R.sup.2 is R.sup.6 or --CH.dbd.CH--R.sup.6 when R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano or 5-tetrazolyl, or R.sup.2 is --CH.dbd.CH--R.sup.6 when R.sup.1 is R.sup.6 ; R.sup.3 is hydrogen, C.sub.1-6 alkyl, halogen, hydroxy or --OCH.sub.2 R.sup.6 ; and R.sup.4 is hydrogen, C.sub.1-6 alkyl or halogen; and salts thereof. The compounds have pharmaceutical properties and in particular are useful in the treatment of immediate hypersensitivity conditions such as asthma.Type: GrantFiled: May 20, 1983Date of Patent: September 11, 1984Assignee: Lilly Industries LimitedInventors: Barry P. Clark, William J. Ross, Alec Todd
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Patent number: 4448787Abstract: Compounds are described of the formula ##STR1## in which R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano, 5-tetrazolyl or R.sup.6, where R.sup.5 is hydrogen or C.sub.1-8 alkyl and R.sup.6 is phenyl or naphthyl, the phenyl or naphthyl group being optionally substituted by one or more group selected from halogen, C.sub.1-6 alkyl, C.sub.1-4 alkoxy, hydroxy, benzyloxy, nitro, trifluoromethyl, carboxyl, C.sub.1-4 alkylsulphinyl, C.sub.1-4 alkylsulphonyl, N(R.sup.5).sub.2, NHCOR.sup.5 and SR.sup.5 ; R.sup.2 is R.sup.6 or --CH.dbd.CH--R.sup.6 when R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano or 5-tetrazolyl, or R.sup.2 is --CH.dbd.CH--R.sup.6 when R.sup.1 is R.sup.6 ; R.sup.3 is hydrogen, C.sub.1-6 alkyl, halogen, hydroxy or --OCH.sub.2 R.sup.6 ; and R.sup.4 is hydrogen, C.sub.1-6 alkyl or halogen; and salts thereof. The compounds have pharmaceutical properties and in particular are useful in the treatment of immediate hypersensitivity conditions such as asthma.Type: GrantFiled: September 17, 1981Date of Patent: May 15, 1984Assignee: Lilly Industries LimitedInventors: Barry P. Clark, William J. Ross, Alec Todd
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Patent number: 4364956Abstract: Compounds are described of the formula ##STR1## in which R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano, 5-tetrazolyl or 5-tetrazolylaminocarbonyl, where R.sup.5 is hydrogen or C.sub.1-6 alkyl; R.sup.2 is hydrogen or C.sub.1-6 alkyl; R.sup.3 is a group of the formulaR.sup.6 --(Z).sub.m --where m is O or 1, Z is O, S, SO, SO.sub.2 or CO, and R.sup.6 phenyl optionally substituted by one or more group selected from halogen, C.sub.1-4 alkyl, C.sub.3-6 cycloalkyl, C.sub.1-4 alkoxy, benzyloxy, hydroxy, nitro, C.sub.1-4 alkylthio, C.sub.1-4 alkylsulphinyl, C.sub.1-4 alkylsulphonyl, amino and NHR.sup.7 where R.sup.7 is C.sub.2-6 acyl; and R.sup.4 is hydrogen, C.sub.1-6 alkyl or halogen; and salts thereof. These compounds have pharmaceutical properties and in particular are useful in the treatment of immediate hypersensitivity conditions such as asthma.Type: GrantFiled: September 17, 1981Date of Patent: December 21, 1982Assignee: Lilly Industries LimitedInventors: Barry P. Clark, William J. Ross, Alec Todd
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Patent number: 4304728Abstract: Compounds are described of the formula ##STR1## in which R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano, 5-tetrazolyl or R.sup.6, where R.sup.5 is hydrogen or C.sub.1-8 alkyl and R.sup.6 is phenyl or naphthyl, the phenyl or naphthyl group being optionally substituted by one or more group selected from halogen, C.sub.1-6 alkyl, C.sub.1-4 alkoxy, hydroxy, benzyloxy, nitro, trifluoromethyl, carboxyl, C.sub.1-4 alkylsulphinyl, C.sub.1-4 alkylsulphonyl, N(R.sup.5).sub.2, NHCOR.sup.5 and SR.sup.5 ; R.sup.2 is R.sup.6 or --CH.dbd.CH--R.sup.6 when R.sup.1 is COOR.sup.5, CONHR.sup.5, cyano or 5-tetrazolyl, or R.sup.2 is --CH.dbd.CH--R.sup.6 when R.sup.1 is R.sup.6 ; R.sup.3 is hydrogen, C.sub.1-6 alkyl, halogen, hydroxy or --OCH.sub.2 R.sup.6 ; and R.sup.4 is hydrogen, C.sub.1-6 alkyl or halogen; and salts thereof. The compounds have pharmaceutical properties and in particular are useful in the treatment of immediate hypersensitivity conditions such as asthma.Type: GrantFiled: March 27, 1980Date of Patent: December 8, 1981Assignee: Lilly Industries LimitedInventors: Barry P. Clark, William J. Ross, Alec Todd