Assignee
BRANTFORD CHEM INC
CA·23 granted patents·1 pending application·114 citations·filing 1995–2004
Top patents by PatentIndex Score
24 records- 0182US6600044B2Process for recovery of the desired cis-1,3-oxathiolane nucleosides from their undesired trans-isomersBRANTFORD CHEM INC·Filed 2001·Granted Jul 29, 2003·14 cites·17 claims
- 0278US6495691B1Process for the preparation of tetrahydrothieno[3,2-c]pyridine derivativesBRANTFORD CHEM INC·Filed 2001·Granted Dec 17, 2002·13 cites·28 claims
- 0375US6407262B1Process for the preparation of RamiprilBRANTFORD CHEM INC·Filed 2001·Granted Jun 18, 2002·8 cites·36 claims
- 0473US6436956B1Useful form of anhydrous paroxetine hydrochlorideBRANTFORD CHEM INC·Filed 1997·Granted Aug 20, 2002·17 cites·6 claims
- 0572US6380388B11,3-oxathiolan-5-ones useful in the production of antiviral nucleoside analoguesBRANTFORD CHEM INC·Filed 2000·Granted Apr 30, 2002·6 cites·19 claims
- 0662US6593475B1Preparation of derivative of 3-sulfonamido-4-phenylaminopyridineBRANTFORD CHEM INC·Filed 2002·Granted Jul 15, 2003·2 cites·19 claims
- 0761US6586593B1Efficient process for the preparation of lamotrigine and related 3,5-diamino-6-substituted-1,2,4-triazinesBRANTFORD CHEM INC·Filed 2002·Granted Jul 1, 2003·2 cites·26 claims
- 0859US6307066B1Process for producing simvastatinBRANTFORD CHEM INC·Filed 1996·Granted Oct 23, 2001·8 cites·45 claims
- 0958US5637730ASodium enalapril complex and the use thereof to make sodium enalaprilBRANTFORD CHEM INC·Filed 1996·Granted Jun 10, 1997·6 cites·11 claims
- 1056US5686627ASodium enalapril complex and the use thereof to make sodium enalaprilBRANTFORD CHEM INC·Filed 1996·Granted Nov 11, 1997·5 cites·1 claims
- 1154US5962689AStereoselective and useful preparation of 3-substituted 4-aryl piperidine compoundsBRANTFORD CHEM INC·Filed 1997·Granted Oct 5, 1999·6 cites·23 claims
- 1253US5675006AMethods of making ureas and guanidines, including, terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin, and bunazosin (exemplary of 2- substituted quinazoline compounds), and meobentine, and bethanidine and intermediates thereforBRANTFORD CHEM INC·Filed 1995·Granted Oct 7, 1997·4 cites·20 claims
- 1349US6635753B1Process for the preparation of substantially pure stavudine and related intermediates useful in the preparation thereofBRANTFORD CHEM INC·Filed 1998·Granted Oct 21, 2003·7 cites·31 claims
- 1448US5919931AProcess for the manufacture of intermediates suitable to make doxazosin, terazosin, prazosin, tiodazosin and related antihypertensive medicinesBRANTFORD CHEM INC·Filed 1996·Granted Jul 6, 1999·5 cites·14 claims
- 1547US5686612AMethods of making ureas and guanidines, including terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin, and bunazosin (exemplary of 2-substituted quinazoline compounds), and meobentine, and bethanidine and intermediates thereofBRANTFORD CHEM INC·Filed 1995·Granted Nov 11, 1997·3 cites·13 claims
- 1646US5872258ACommercial process for the manufacture of fluconazole and intermediates useful in the manufacture thereofBRANTFORD CHEM INC·Filed 1998·Granted Feb 16, 1999·2 cites·4 claims
- 1745US6132286APreparation of 1,2,5,6-tetra-hydro-3-carboalkoxypridines such as arecoline and salts of 1,2,5,6-tetrahydro-3-carboalkoxypridines and arecoline hydrobromideBRANTFORD CHEM INC·Filed 1997·Granted Oct 17, 2000·4 cites·19 claims
- 1844US6596866B2Process for the preparation of nefazodone hydrochlorideBRANTFORD CHEM INC·Filed 2001·Granted Jul 22, 2003·0 cites·14 claims
- 1944US2005176960A1Resolution of racemates of methyl alpha-5-[4,5,6,7-tetrahydro[3,2-C]thienopyridyl]-(2-chlorophenyl) acetateBRANTFORD CHEM INC·Filed 2004·Application pending·0 cites
- 2042US6107490AProcess for the manufacture of 4-methyl-5-hydroxymethyl-imidazoleBRANTFORD CHEM INC·Filed 1995·Granted Aug 22, 2000·2 cites·9 claims
- 2141US6642384B1Preparation of chiral 1,2,3,4-tetrahydro-6,7-dialkoxy-3-isoquinolinecarboxylic acid and derivativesBRANTFORD CHEM INC·Filed 2002·Granted Nov 4, 2003·0 cites·10 claims
- 2233US5750719ACommercial process for the manufacture of fluconazole and intermediates useful in the manufacture thereofBRANTFORD CHEM INC·Filed 1995·Granted May 12, 1998·0 cites·2 claims
- 2327US5750714AProcess for the manufacture of related intermediates including cistofurBRANTFORD CHEM INC·Filed 1995·Granted May 12, 1998·0 cites·18 claims
- 2424US5670671AProcess for the production of an improved form of form 1 ranitidineBRANTFORD CHEM INC·Filed 1995·Granted Sep 23, 1997·0 cites·22 claims
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