Inventor · disambiguated record
Alf Nygren
Also filed as: ANDERSSON EMMA · NYGREN ALF · NYGREN ALF S
8 granted patents·1 pending application·53 citations·filing 1983–2014
84Inventor score
Top patents by PatentIndex Score
9 records- 0186US4725676A5-(3,5-disubstituted phenylazo)-2-hydroxybenzene-acetic acids and salts and lactones thereof having a potentially inhibitory effect on 15-hydroxy-prostaglandin dehydrogenasePHARMACIA AB·Filed 1985·Granted Feb 16, 1988·26 cites·5 claims
- 0272US4528367AMethod and intermediates for preparing high purity 3,3'-azo-bis-(6-hydroxy benzoic acid)PHARMACIA AB·Filed 1983·Granted Jul 9, 1985·14 cites·16 claims
- 0370US8835439B2Pharmaceutical composition containing (2R)-methyl-1-3-[2-(3-pyridinyloxy)ethoxy]-2-pyrazinylpiperazine L-malate for treatment of serotonin-related diseasesPROXIMAGEN LTD·Filed 2013·Granted Sep 16, 2014·1 cites·10 claims
- 0466US4695648ANovel arylacetic acid derivativesPHARMACIA AB·Filed 1985·Granted Sep 22, 1987·11 cites·11 claims
- 0564US8410113B2(2R)-1-(3-chloro-2-pyrazinyl)-2-methylpiperazine and salts thereofCERNERUD MAGNUS·Filed 2011·Granted Apr 2, 2013·1 cites·1 claims
- 0659US2014329826A1(2r)-1-(3-chloro-2-pyrazinyl)-2-methylpiperazine and salts thereofPROXIMAGEN LTD·Filed 2014·Application pending·0 cites
- 0753US7129354B2Process for the preparation of stable acid addition salt of 2,3-disubstituted pyrazine compoundsBIOVITRUM AB·Filed 2003·Granted Oct 31, 2006·0 cites·11 claims
- 0852US8030316B2Malate salt of (2R)-methyl-1-{3-[2-(3-pyridinyloxy)ethoxy]-2-pyrazinyl}piperazineBIOVITRUM AB PUBL·Filed 2010·Granted Oct 4, 2011·0 cites·1 claims
- 0950US7820677B2Phosphoric acid addition salt of (2R)-1-[3-(2-{[2-(2-dimethylaminoethoxy)-3-pyridinyl]oxy}-ethoxy)-2-pyrazinyl]-2-methylpiperazineFLECK TOM·Filed 2006·Granted Oct 26, 2010·0 cites·3 claims
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