Inventor · disambiguated record
Om Dutt Tyagi
Also filed as: TYAGI OM D · TYAGI OM DUTT
18 granted patents·7 pending applications·39 citations·filing 1998–2009
90Inventor score
Top patents by PatentIndex Score
25 records- 0174US7511135B2Method for manufacture of ceftiofurLUPIN LTD·Filed 2003·Granted Mar 31, 2009·9 cites·19 claims
- 0273US6384213B1Process for preparing a pure, pharmacopoeial grade amorphous form of cefuroxime axetilRANBAXY LAB LTD·Filed 2000·Granted May 7, 2002·7 cites·3 claims
- 0370US7230097B2Process for preparation of 7-[α-Amino (4-hydroxyphenyl) acetamido]-3-substituted-3-cephem-4-carboxylic acidLUPIN LTD·Filed 2004·Granted Jun 12, 2007·7 cites·33 claims
- 0469US6833452B2Process for the preparation of highly pure crystalline (R,S)—cefuroxime axetilRANBAXY LAB LTD·Filed 2001·Granted Dec 21, 2004·6 cites·21 claims
- 0562US7335767B2Method for preparation of ceftiofur and salts thereofLUPIN LTD·Filed 2003·Granted Feb 26, 2008·3 cites·9 claims
- 0659US8258312B2Process for preparing pure valsartanTYAGI OM DUTT·Filed 2008·Granted Sep 4, 2012·1 cites·8 claims
- 0756US2008207912A1Method for manufacture of ceftiofurLUPIN LTD·Filed 2008·Application pending·0 cites
- 0854US8318930B2Process for preparing polymorphic forms of (S)-6-chloro-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-oneTYAGI OM DUTT·Filed 2008·Granted Nov 27, 2012·0 cites·11 claims
- 0951US7427692B2Process for preparation of 7-[α-amino (4-hydroxyphenyl) acetamido]-3-substituted-3-cephem-4-carboxylic acidLUPIN LTD·Filed 2006·Granted Sep 23, 2008·0 cites·2 claims
- 1050US8309723B2Preparation of Zopiclone and its enantiomerically enriched isomerTYAGI OM DUTT·Filed 2008·Granted Nov 13, 2012·0 cites·7 claims
- 1150US8247568B2Process for the preparation of pure rabeprazoleTYAGI OM DUTT·Filed 2008·Granted Aug 21, 2012·0 cites·21 claims
- 1247US6534494B1Process for the preparation of cefuroxime axetil in an amorphous formRANBAXY LAB LTD·Filed 1999·Granted Mar 18, 2003·3 cites·6 claims
- 1347US2011087042A1Crystalline oxybutynin and process for preparing the sameMATRIX LAB LTD·Filed 2009·Application pending·0 cites
- 1446US6060599AProcess for the preparation of cefuroxime axetil in an amorphous formRANBAXY LAB LTD·Filed 1998·Granted May 9, 2000·3 cites·13 claims
- 1546US2004152780A1Process for the preparation of amorphous cilastatin sodiumFiled 2002·Application pending·0 cites
- 1645US7002018B2Process for the preparation of amorphous form of torsemideRANBAXY LAB LTD·Filed 2002·Granted Feb 21, 2006·0 cites·4 claims
- 1744US8350030B2Process for producing 5-fluoro-1-(2R, 5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosineMATRIX LAB LTD·Filed 2008·Granted Jan 8, 2013·0 cites·12 claims
- 1843US8329952B2Process for the preparation of O-desmethylvenlafaxine succinate polymorphic formsJETTI RAMAKOTESWARA RAO·Filed 2008·Granted Dec 11, 2012·0 cites·4 claims
- 1943US2008167477A1Novel polymorphic forms of carvedilol dihydrogen phosphate and process for preparing the sameMATRIX LAB LTD·Filed 2007·Application pending·0 cites
- 2040US2009118509A1Preparation of [2-methyl-5-phenyl-3-(piperazin-1-ylmethyl)] pyrrole derivativesLUPIN LTD·Filed 2006·Application pending·0 cites
- 2138US2004063792A1Novel amorphous form of sertraline hydrochlorideFiled 2001·Application pending·0 cites
- 2237US8008478B2Process for the preparation of cefiximeLUPIN LTD·Filed 2005·Granted Aug 30, 2011·0 cites·21 claims
- 2336US8304578B2Process for producing 1-[2-(dimethylamino)-1-(4-phenol)ethyl]cyclohexanolTYAGI OM DUTT·Filed 2008·Granted Nov 6, 2012·0 cites·21 claims
- 2435US7728136B2Method for the preparation of aryl piperazinyl-heterocyclic compoundsLUPIN LTD·Filed 2005·Granted Jun 1, 2010·0 cites·11 claims
- 2534US2005119346A1Process for the preparation of cilastatinFiled 2002·Application pending·0 cites
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