Inventor · disambiguated record
Donald L. Heefner
Also filed as: HEEFNER DONALD L
20 granted patents·4 pending applications·340 citations·filing 1983–2003
95Inventor score
Top patents by PatentIndex Score
24 records- 0192US5258517AMethod of preparing optically pure precursors of paroxetineSEPRACOR INC·Filed 1992·Granted Nov 2, 1993·62 cites·14 claims
- 0289US6207679B1Antimicrobial agents uses and compositions related theretoSEPRACOR INC·Filed 1998·Granted Mar 27, 2001·54 cites·182 claims
- 0388US6172084B1Quinoline-indole antimicrobial agents, uses and compositions related theretoSEPRACOR INC·Filed 1998·Granted Jan 9, 2001·50 cites·192 claims
- 0480US5437997ACarotenoid producing culture using Nespongiococcum excentricumUNIVERSAL FOODS CORP·Filed 1990·Granted Aug 1, 1995·31 cites·4 claims
- 0573US6103905AQuinoline-indole antimicrobial agents, uses and compositions related theretoSEPRACOR INC·Filed 1998·Granted Aug 15, 2000·17 cites·31 claims
- 0671US5766842AIn vitro method for predicting the evolutionary response of a protein to a drug targeted thereagainstSEPRACOR INC·Filed 1996·Granted Jun 16, 1998·43 cites·34 claims
- 0764US6025177AAsymmetric grignard synthesis with cyclic 1,2 aminoalcoholsSEPRACOR INC·Filed 1999·Granted Feb 15, 2000·7 cites·22 claims
- 0862US5231007AEfficient riboflavin production with yeastZEAGEN INC·Filed 1991·Granted Jul 27, 1993·15 cites·4 claims
- 0961US5273895AEnantioselective production of chiral carboxylic acidsSEPRACOR INC·Filed 1992·Granted Dec 28, 1993·7 cites·16 claims
- 1056US5658796AOptical resolution of alkyl chroman-2-carboxylatesSEPRACHEM INC·Filed 1995·Granted Aug 19, 1997·7 cites·11 claims
- 1153US5164303AMethod for producing riboflavin with Candida famataZEAGEN INC·Filed 1990·Granted Nov 17, 1992·6 cites·6 claims
- 1251US6063562AIn vitro method for predicting the evolutionary response of HIV protease to a drug targeted thereagainstSEPRACOR INC·Filed 1995·Granted May 16, 2000·10 cites·14 claims
- 1351US2003162825A1D-amino acid oxidase inhibitors for learning and memorySEPRACOR INC·Filed 2002·Application pending·0 cites
- 1449US5079145AProcess for preparing microorganisms used for making phenyl acetyl carlinol (pac)SYNERGEN ASSOCIATES INC·Filed 1988·Granted Jan 7, 1992·6 cites·6 claims
- 1545US2005101534A1Compositions and methods for treating or preventing hearing impairmentSEPRACOR INC·Filed 2003·Application pending·0 cites
- 1643US2001014444A1Gene regulator fusion proteins and methods of using the same for determining resistance of a protein to a drug targeted thereagainstFiled 2001·Application pending·0 cites
- 1739US6013830AAsymmetric grignard synthesis with cyclic 1,2 aminoalcoholsSEPRACOR INC·Filed 1998·Granted Jan 11, 2000·1 cites·11 claims
- 1834US5663043AMethod for inactivating non-enveloped viruses using a viricide-potentiating agent with a photoactivatible virucideHEMASURE INC·Filed 1995·Granted Sep 2, 1997·7 cites·19 claims
- 1934US4690897AMethod for transformation of anaerobic microorganismsSYNERGEN ASSOCIATES INC·Filed 1983·Granted Sep 1, 1987·4 cites·8 claims
- 2033US5529929AOptical resolution of alkyl 1,4-benzodioxan-2-carboxylates using esterase from serratia marcescensSEPRACHEM INC·Filed 1995·Granted Jun 25, 1996·5 cites·11 claims
- 2132US5457051AEnantioselective hydrolysis of ketoprofen esters by beauveria bassiana and enzymes derived therefromSEPRACOR INC·Filed 1993·Granted Oct 10, 1995·2 cites·14 claims
- 2231US5312742AProcess for making L-phenyl acetyl carbinol (PAC), microorganisms for use in the process, and a method of preparing the microorganismsSYNERGEN ASSOCIATES INC·Filed 1991·Granted May 17, 1994·1 cites·7 claims
- 2331US5120655ARiboflavin producing strains of microorganismsZEAGEN INC·Filed 1987·Granted Jun 9, 1992·5 cites·2 claims
- 2426US2001044101A1In vitro method for predicting the evolutionary response of a protein to a drug targeted thereagainstFiled 1997·Application pending·0 cites
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