Inventor · disambiguated record
Ulrich Lerch
Also filed as: BECK GERHARD · LERCH ULRICH
36 granted patents·155 citations·filing 1974–1995
97Inventor score
Files withHOECHST AG36
Top patents by PatentIndex Score
36 records- 0190US4659838AMethod of resolving bicyclic imino-α-carboxylic acid ester racematesHOECHST AG·Filed 1984·Granted Apr 21, 1987·24 cites·20 claims
- 0284US4258057AProstaglandin derivatives of the Δ2,4-11-deoxy-PEG seriesHOECHST AG·Filed 1979·Granted Mar 24, 1981·19 cites·3 claims
- 0366US4198429AEsters of 5-methyl-10,11-dihydroprostaglandin-A1HOECHST AG·Filed 1977·Granted Apr 15, 1980·6 cites·2 claims
- 0464US5688672AProcess for the biotechnological preparation of L-thienylalanines in enantiomerically pure form from 2-hydroxy-3-thienylacrylic acidsHOECHST AG·Filed 1995·Granted Nov 18, 1997·8 cites·12 claims
- 0562US4882329AAlkoxyphenylindolinone derivatives, medicaments containing them and their useHOECHST AG·Filed 1989·Granted Nov 21, 1989·9 cites·5 claims
- 0660US4595685ABenzothiazine derivativesHOECHST AG·Filed 1984·Granted Jun 17, 1986·7 cites·12 claims
- 0758US4024181AAnalogues of prostanoic acidsHOECHST AG·Filed 1974·Granted May 17, 1977·4 cites·3 claims
- 0857US5252738AProcess for the preparation of racemic and optically active 1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid and its precursorsHOECHST AG·Filed 1992·Granted Oct 12, 1993·5 cites·4 claims
- 0956US5231084ACompounds having a cognition adjuvant action, agents containing them, and the use thereof for the treatment and prophylaxis of cognitive dysfuncitonsHOECHST AG·Filed 1991·Granted Jul 27, 1993·21 cites·2 claims
- 1055US4079145ACertain pyrrolidone derivatives and pharmaceutical use thereofHOECHST AG·Filed 1976·Granted Mar 14, 1978·3 cites·3 claims
- 1154US4097496ANovel cyclopentane derivativesHOECHST AG·Filed 1976·Granted Jun 27, 1978·3 cites·8 claims
- 1253US4078083ANovel prostanoic acidsHOECHST AG·Filed 1976·Granted Mar 7, 1978·3 cites·2 claims
- 1350US3984459ANovel cyclopentane derivativesHOECHST AG·Filed 1974·Granted Oct 5, 1976·3 cites·8 claims
- 1449US5043346AAmino acid esters, pharmaceuticals containing them, and the use thereof in learning disordersHOECHST AG·Filed 1989·Granted Aug 27, 1991·5 cites·11 claims
- 1549US5025010ABenzothiazinone derivatives, and pharmaceuticals containing themHOECHST AG·Filed 1989·Granted Jun 18, 1991·6 cites·8 claims
- 1649US3961062APharmaceutical composition containing 1-(imidazole-1-yl)-isoquinolines and method of treating hyperlipemiaHOECHST AG·Filed 1975·Granted Jun 1, 1976·2 cites·18 claims
- 1747US5321139AProcess for the enantioselective synthesis of 2(R)-benzylsuccinic acid monoamide derivativesHOECHST AG·Filed 1993·Granted Jun 14, 1994·3 cites·7 claims
- 1846US4304783AThienyl, thienyloxy or furyl substituted prostaglandin derivatives in the 6-keto-PGE1 seriesHOECHST AG·Filed 1980·Granted Dec 8, 1981·3 cites·5 claims
- 1946US4098815ANovel analogues of prostanoic acids not occurring in natureHOECHST AG·Filed 1976·Granted Jul 4, 1978·2 cites·3 claims
- 2045US5780640AProcess for the biotechnological preparation of L-thienylalanines in enantiomerically pure form from 2-hydroxy-3-thienylacrylic acids and their useHOECHST AG·Filed 1995·Granted Jul 14, 1998·2 cites·2 claims
- 2144US5091427APiperazinediones having a psychotropic actionHOECHST AG·Filed 1989·Granted Feb 25, 1992·3 cites·11 claims
- 2242US4952598A3-phenyl indolinone derivatives, processes for their preparation, medicaments containing them, and their useHOECHST AG·Filed 1989·Granted Aug 28, 1990·2 cites·5 claims
- 2339US4831028ANovel benzothiazinone derivatives, processes for their preparation, medicaments containing them and their useHOECHST AG·Filed 1987·Granted May 16, 1989·2 cites·5 claims
- 2438US5480786AProcess for the biotechnological preparation of l-thienylalanines in enantiomerically pure form from 2-hydroxy-3-thienylacrylic acids, and their useHOECHST AG·Filed 1993·Granted Jan 2, 1996·4 cites·8 claims
- 2537US4312882AThienyoxy and furyl containing analogs of prostacyclin and their use as medicamentsHOECHST AG·Filed 1980·Granted Jan 26, 1982·1 cites·5 claims
- 2636US4296121ANovel prostaglandin derivatives of the Δ2-PGF2 and Δ2-PGE2 series and process for their manufactureHOECHST AG·Filed 1979·Granted Oct 20, 1981·1 cites·7 claims
- 2735US5015642ABenzothiazinone oxides, processes for their preparation, medicaments containing them and the use thereof, and intermediates for their preparationHOECHST AG·Filed 1988·Granted May 14, 1991·1 cites·5 claims
- 2835US4182773ANovel prostaglandin derivativesHOECHST AG·Filed 1977·Granted Jan 8, 1980·1 cites·2 claims
- 2934US5359074AProcess for the preparation of racemic and optically active 1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid and its precursorsHOECHST AG·Filed 1993·Granted Oct 25, 1994·0 cites·9 claims
- 3034US4778793ADihydroquinolinone derivatives, processes for their preparation, medicaments containing them and their use, and intermediate products for their preparationHOECHST AG·Filed 1986·Granted Oct 18, 1988·1 cites·6 claims
- 3134US4118497AAntidepressantly active 5-(4-aminophenyl)-hexahydro-1H-indeno-(1,2-b)pyridineHOECHST AG·Filed 1976·Granted Oct 3, 1978·0 cites·3 claims
- 3234US4083990ACyclopentane derivativesHOECHST AG·Filed 1976·Granted Apr 11, 1978·0 cites·16 claims
- 3332US4251669AAnalogues of prostanoic acidsHOECHST AG·Filed 1978·Granted Feb 17, 1981·1 cites·10 claims
- 3432US4174458ANovel analogues of prostanoic acids not occurring in natureHOECHST AG·Filed 1978·Granted Nov 13, 1979·0 cites·2 claims
- 3530US4061766ACyclopentane derivatives and process for preparing themHOECHST AG·Filed 1976·Granted Dec 6, 1977·0 cites·4 claims
- 3629US4078081ACyclopentane derivatives manufactureHOECHST AG·Filed 1975·Granted Mar 7, 1978·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Ulrich Lerch files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →