Inventor · disambiguated record
Christopher A. Demerson
Also filed as: DEMERSON CHRISTOPHER · DEMERSON CHRISTOPHER A
55 granted patents·4 pending applications·901 citations·filing 1972–2025
99Inventor score
Files withAMERICAN HOME PROD39AYERST MCKENNA & HARRISON13WYETH CORP5CHEW WARREN1DEMERSON CHRISTOPHER1
Top patents by PatentIndex Score
59 records- 0197US5420289ASubstituted indole-, indene-, pyranoindole- and tetrahydrocarbazole-alkanoic acid derivatives as inhibitors of PLA2 and lipoxygenaseAMERICAN HOME PROD·Filed 1993·Granted May 30, 1995·149 cites·30 claims
- 0297US4021451AProcess for preparing polycyclic heterocycles having a pyran ringAMERICAN HOME PROD·Filed 1975·Granted May 3, 1977·55 cites·1 claims
- 0396US3950343APyrroloisoquinoline derivativesAYERST MCKENNA & HARRISON·Filed 1973·Granted Apr 13, 1976·37 cites·17 claims
- 0495US5229516ASubstituted indole-, indene-, pyranoindole- and tetrahydrocarbazole-alkanoic acid derivatives as inhibitors of PLA2 and lipoxygenaseAMERICAN HOME PROD·Filed 1992·Granted Jul 20, 1993·63 cites·29 claims
- 0595US4810699ASubstituted 1,3,4,9-tetrahydropyrano[3,4,-b]indole-1-acetic acids, pharmaceutical compositions containing them, and methods for treating inflammatory conditions and for analgesic purposes using themAMERICAN HOME PROD·Filed 1987·Granted Mar 7, 1989·63 cites·8 claims
- 0695US3978066ACertain 4,6-dihydropyrrolotriazoline-quinoline derivativesAYERST MCKENNA & HARRISON·Filed 1975·Granted Aug 31, 1976·32 cites·3 claims
- 0795US3939178ACertain pyrano [3,4-b]indoles and thiopyrano[3,4-b]indolesAMERICAN HOME PROD·Filed 1972·Granted Feb 17, 1976·69 cites·57 claims
- 0894US4585877AProcess for preparing 1,8-diethyl-1,3,4,9-tetrahydropyrano(3,4-b)-indole-1-acetic acid, etodolacAMERICAN HOME PROD·Filed 1985·Granted Apr 29, 1986·42 cites·4 claims
- 0993US4041169APharmaceutical method for using pyrano-and thiopyranoindole derivativesAYERST MCKENNA & HARRISON·Filed 1976·Granted Aug 9, 1977·29 cites·8 claims
- 1092US3974179A1,3,4,9-Tetrahydropyrano[3,4-b]indole-1-acetamides and derivativesAMERICAN HOME PROD·Filed 1974·Granted Aug 10, 1976·44 cites·23 claims
- 1191US4273773AAntihypertensive tricyclic isoindole derivativesAMERICAN HOME PROD·Filed 1979·Granted Jun 16, 1981·22 cites·52 claims
- 1290US4244966A1,3-Dihydro-3-(2-hydroxy-, 2-bromo- or 2-chloroethyl)-2H-isoindol-1-one derivativesAMERICAN HOME PROD·Filed 1979·Granted Jan 13, 1981·25 cites·21 claims
- 1389US4036842AProcess for preparing polycyclic heterocycles having a pyran ringAMERICAN HOME PROD·Filed 1975·Granted Jul 19, 1977·36 cites·11 claims
- 1488US7683051B2Crystalline polymorph of bazedoxifene acetateWYETH CORP·Filed 2005·Granted Mar 23, 2010·12 cites·91 claims
- 1586US4520203AResolution of (±)-1,8-diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acid using cinchonineAMERICAN HOME PROD·Filed 1983·Granted May 28, 1985·16 cites·3 claims
- 1685US4108998AFuro[3,4-b]quinoline derivatives and pharmaceutical compositions and methods employing themAMERICAN HOME PROD·Filed 1976·Granted Aug 22, 1978·13 cites·22 claims
- 1781US4501899AResolution of (+)-1,8-diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acid using cholesteryl anilineAMERICAN HOME PROD·Filed 1983·Granted Feb 26, 1985·12 cites·4 claims
- 1878US4226860ASpiroindolonesAMERICAN HOME PROD·Filed 1979·Granted Oct 7, 1980·8 cites·16 claims
- 1977US4515961AResolution of (±)-1,8-diethyl-1,3,4,9-tetrahydropyrano[3,4,-b] indole-1-acetic acid using enrichment crystallizationAMERICAN HOME PROD·Filed 1983·Granted May 7, 1985·9 cites·3 claims
- 2076US4544757AProcess for the resolution of pyrano[3,4-b]indole-1-acetic acidsAMERICAN HOME PROD·Filed 1984·Granted Oct 1, 1985·9 cites·8 claims
- 2172US4616028ASubstituted 2,3,4,9-tetrahydro-1H-carbazole-1-acetic acid derivatives, compositions and useAMERICAN HOME PROD·Filed 1985·Granted Oct 7, 1986·9 cites·18 claims
- 2272US4578398ASubstituted 2,3,4,9-tetrahydro-1H-carbazole-1-acetic acid, compositions and useAMERICAN HOME PROD·Filed 1985·Granted Mar 25, 1986·9 cites·8 claims
- 2369US4076831APyrano[3,4-b]-indole derivatives, pharmaceutical compositions and methods of useAMERICAN HOME PROD·Filed 1976·Granted Feb 28, 1978·15 cites·17 claims
- 2469US4070371ADerivatives of 1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acidAMERICAN HOME PROD·Filed 1976·Granted Jan 24, 1978·14 cites·21 claims
- 2568US4822781ASubstituted-8-alkenyl-1,3,4,9-tetrahydropyrano-[3,4-b]indole-1-acetic acidsAMERICAN HOME PROD·Filed 1988·Granted Apr 18, 1989·6 cites·8 claims
- 2668US4604469AProcess for the resolution of pyrano[3,4-b]indole-1-acetic acidsAMERICAN HOME PROD·Filed 1985·Granted Aug 5, 1986·7 cites·3 claims
- 2767US4118394APyrano- and thiopyranoindole derivativesAYERST MCKENNA & HARRISON·Filed 1977·Granted Oct 3, 1978·5 cites·7 claims
- 2866US4670462ASubstituted 1,3,4,9-tetrahydropyrano(3,4-B)indole-1-acetic acidsAMERICAN HOME PROD·Filed 1986·Granted Jun 2, 1987·12 cites·26 claims
- 2966US4066763AThiazinoindoles useful as antidepressantsAYERST MCKENNA & HARRISON·Filed 1976·Granted Jan 3, 1978·5 cites·3 claims
- 3066US4003913APyrano- and thiopyranoindole derivatives, compositions and methods of useAYERST MCKENNA & HARRISON·Filed 1975·Granted Jan 18, 1977·6 cites·26 claims
- 3165US4056537AProcess for making pyrano- and thiopyranoindole derivativesAYERST MCKENNA & HARRISON·Filed 1976·Granted Nov 1, 1977·5 cites·5 claims
- 3262US4584312ASubstituted 2,3,4,9-tetrahydro-1H-carbazole-1-acetic acid, compositions and useAMERICAN HOME PROD·Filed 1985·Granted Apr 22, 1986·5 cites·7 claims
- 3362US4355031A2,3-Dihydro-3-[4-(substituted)-1-piperazinyl]-1H-isoindol-1-onesAMERICAN HOME PROD·Filed 1981·Granted Oct 19, 1982·4 cites·16 claims
- 3462US4100277A4,1-Benzoxazonine derivatives and process thereforAMERICAN HOME PROD·Filed 1976·Granted Jul 11, 1978·4 cites·31 claims
- 3562US4012417AProcess for preparing pyrano[3,4-b]indole or thio pyrano[3,4-b]indole derivativesAMERICAN HOME PROD·Filed 1975·Granted Mar 15, 1977·12 cites·3 claims
- 3661US3995052AIndenopyran- and indenothiopyranalkylamines III in the treatment of depressionAYERST MCKENNA & HARRISON·Filed 1975·Granted Nov 30, 1976·4 cites·32 claims
- 3760US4066779APyranoindole derivatives, compositions and method of useAYERST MCKENNA & HARRISON·Filed 1976·Granted Jan 3, 1978·3 cites·8 claims
- 3860US4066780APyranoindole derivatives as antiulcer agentsAYERST MCKENNA & HARRISON·Filed 1976·Granted Jan 3, 1978·3 cites·4 claims
- 3959US4709048AProduction of substituted 2,3,4,9-tetrahydro-1H-carbazole-1-acetic acid derivativesAMERICAN HOME PROD·Filed 1987·Granted Nov 24, 1987·5 cites·4 claims
- 4058US2025311827A1Systems and methods associated with a hair/dreadlock detoxification stationDEMERSON CHRISTOPHER·Filed 2025·Application pending·0 cites
- 4152US4180580AFuro(3,4-b)quinolinesAMERICAN HOME PROD·Filed 1978·Granted Dec 25, 1979·2 cites·11 claims
- 4251US4971960ASubstituted 1,3,4,9-tetrahydropyrano(3,4-b)indole-1-acetic acidsAMERICAN HOME PROD·Filed 1989·Granted Nov 20, 1990·3 cites·2 claims
- 4350US4423232ATricyclic isoindole derivativesAMERICAN HOME PROD·Filed 1981·Granted Dec 27, 1983·2 cites·2 claims
- 4448US6960686B2Preparation and purification of antiviral disulfonic acid disodium saltWYETH CORP·Filed 2004·Granted Nov 1, 2005·0 cites·4 claims
- 4548US4687860ASubstituted 2,3,4,9-tetrahydro-1H-carbazole-1-acetic acidAMERICAN HOME PROD·Filed 1986·Granted Aug 18, 1987·2 cites·4 claims
- 4648US4012511AOxazinoindole derivatives useful as antidepressantsAYERST MCKENNA & HARRISON·Filed 1975·Granted Mar 15, 1977·2 cites·31 claims
- 4745US3962236AOxazinoindole- and thiazinoindole derivativesAYERST MCKENNA & HARRISON·Filed 1974·Granted Jun 8, 1976·2 cites·18 claims
- 4842US2006030711A1Crystalline polymorph of pipindoxifene hydrochloride monohydrateWYETH CORP·Filed 2005·Application pending·0 cites
- 4942US2006030591A1Crystalline polymorph of pipindoxifene hydrochloride monohydrateWYETH CORP·Filed 2005·Application pending·0 cites
- 5041US6806366B2Preparation and purification of antiviral disulfonic acid disodium saltWYETH CORP·Filed 2002·Granted Oct 19, 2004·0 cites·17 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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