Assignee
EPROVA AG
US·16 granted patents·390 citations·filing 1982–2001
Top patents by PatentIndex Score
16 records- 0195US6441168B1Stable crystalline salts of 5-methyltetrahydrofolic acidEPROVA AG·Filed 2000·Granted Aug 27, 2002·91 cites·17 claims
- 0292US5347005APharmaceutical compositions containing (65)-folinic acid and salts thereofEPROVA AG·Filed 1992·Granted Sep 13, 1994·47 cites·2 claims
- 0387US5134235AProcess for separating folinic acidEPROVA AG·Filed 1988·Granted Jul 28, 1992·22 cites·17 claims
- 0486US6011040AUse of tetrahydrofolates in natural stereoisomeric form for the production of a pharmaceutical preparation suitable for influencing the homocysteine level, particularly for assisting the remethylation of homocysteineEPROVA AG·Filed 1998·Granted Jan 4, 2000·67 cites·22 claims
- 0584US5010194AMethod for the resolution of folinic acidEPROVA AG·Filed 1989·Granted Apr 23, 1991·21 cites·21 claims
- 0683US5006655AProcess for the preparation of tetrahydrofolatesEPROVA AG·Filed 1989·Granted Apr 9, 1991·37 cites·16 claims
- 0781US6596721B2Stable crystalline (6R) -tetrahydrofolic acidEPROVA AG·Filed 2001·Granted Jul 22, 2003·13 cites·16 claims
- 0878US4503252AProcess for the preparation of serinol and of serinol derivatives, and products obtained therefromEPROVA AG·Filed 1982·Granted Mar 5, 1985·13 cites·2 claims
- 0975US5300505AStable salts of 5,10-methylenetetrahydrofolic acidEPROVA AG·Filed 1992·Granted Apr 5, 1994·15 cites·10 claims
- 1068US6271374B1Stable crystalline (6S)- and (6R)-tetrahydrofolic acidEPROVA AG·Filed 1998·Granted Aug 7, 2001·20 cites·17 claims
- 1167US6858731B1Process for the preparation of pure stereoisomers of tetrahydrofolic acid esters salts and tetrahydrofolic acid by fractionated crystallization of tetrahydrofolic acid esters saltsEPROVA AG·Filed 2000·Granted Feb 22, 2005·3 cites·16 claims
- 1263US5817659AStable crystalline tetrahydrofolic acid saltsEPROVA AG·Filed 1996·Granted Oct 6, 1998·18 cites·9 claims
- 1356US5455236A5,10-methylenetetrahydrofolic acid-cyclodextrin inclusion compoundsEPROVA AG·Filed 1993·Granted Oct 3, 1995·19 cites·16 claims
- 1450US6160116ASodium salt of (6S)-folinic acidEPROVA AG·Filed 1995·Granted Dec 12, 2000·3 cites·1 claims
- 1535US6194600B1Method of producing aminocyanoacetamideEPROVA AG·Filed 1999·Granted Feb 27, 2001·1 cites·21 claims
- 1628US4537714AProcess for the preparation of lower alkyl esters of N-L-α-aspartyl-L-phenylalanine and of new intermediates for their preparationEPROVA AG·Filed 1983·Granted Aug 27, 1985·0 cites·13 claims
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