Inventor · disambiguated record
You-An Ma
Also filed as: MA YOU-AN
12 granted patents·2 pending applications·107 citations·filing 2007–2025
91Inventor score
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14 records- 0197US11091435B2Crystalline L-arginine salt of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3, 4-tetrahydrocyclo-penta [b]indol-3-yl)acetic acid(compound1) for use in S1P1 receptor-associated disordersARENA PHARM INC·Filed 2020·Granted Aug 17, 2021·11 cites·15 claims
- 0297US10676435B2Crystalline L-arginine salt of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclo-penta [b]indol-3-yl)acetic acid(Compound 1) for use in SIPI receptor-associated disordersARENA PHARM INC·Filed 2019·Granted Jun 9, 2020·12 cites·25 claims
- 0396US11884626B2Crystalline L-arginine salt of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclo-penta [b]indol-3-yl)acetic acid(Compound1) for use in S1P1 receptor-associated disordersARENA PHARM INC·Filed 2021·Granted Jan 30, 2024·3 cites·16 claims
- 0495US11149292B2Processes for the preparation of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[B]indol-3-yl)acetic acid and salts thereofARENA PHARM INC·Filed 2016·Granted Oct 19, 2021·8 cites·21 claims
- 0593US10301262B2Crystalline L-arginine salt of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclo-penta [b]indol-3-yl)acetic acid(Compund1) for use in SIPI receptor-associated disordersARENA PHARM INC·Filed 2016·Granted May 28, 2019·11 cites·50 claims
- 0693US9447041B2Processes for the preparation of (R)-2-(7-4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[B]indol-3-yl)acetic acid and salts thereofARENA PHARM INC·Filed 2015·Granted Sep 20, 2016·12 cites·22 claims
- 0792US9175320B2Processes for the preparation of (R)-2-(7-4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[B]indol-3-yl)acetic acid and salts thereofARENA PHARM INC·Filed 2014·Granted Nov 3, 2015·15 cites·42 claims
- 0890US12378198B2Crystalline l-arginine salt of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclo-penta [b]indol-3-yl)acetic acid(compound1) for use in SIPI receptor-associated disordersARENA PHARM INC·Filed 2023·Granted Aug 5, 2025·0 cites·40 claims
- 0989US8299241B2Processes for preparing (R)-8-chloro-1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepine and intermediates thereofGHARBAOUI TAWFIK·Filed 2007·Granted Oct 30, 2012·18 cites·66 claims
- 1089US2025346560A1Crystalline l-arginine salt of (r)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3, 4-tetrahydrocyclo-penta [b]indol-3-yl)acetic acid(compound1) for use in sipi receptor-associated disordersARENA PHARM INC·Filed 2025·Application pending·0 cites
- 1188US8853419B2Processes for the preparation of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic acid and salts thereofMONTALBAN ANTONIO GARRIDO·Filed 2011·Granted Oct 7, 2014·17 cites·24 claims
- 1276US11674163B2Processes for the preparation of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic acid and salts thereofARENA PHARM INC·Filed 2021·Granted Jun 13, 2023·0 cites·15 claims
- 1345US2007259879A1Piperazine and piperidine biaryl derivativesTRIMERIS INC·Filed 2007·Application pending·0 cites
- 1442US8822727B2Processes for the preparation of intermediates related to the 5-HT2C agonist (R)-8-chloro-1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepineCARLOS MARLON V·Filed 2009·Granted Sep 2, 2014·0 cites·29 claims
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