Inventor
SUBRAMANYAM CHAKRAPANI
US59 patents
⚠️ This page may combine multiple inventors who share the name “SUBRAMANYAM CHAKRAPANI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PFIZER
25 patentsUS8828401B2Sep 9, 2014
Cytotoxic peptides and antibody drug conjugates thereof
PFIZER35 citations92
US9133190B2Sep 15, 2015
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER8 citations84
US8822494B2Sep 2, 2014
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER12 citations84
US9249186B2Feb 2, 2016
Cytotoxic peptides and antibody drug conjugates thereof
PFIZER7 citations82
US9138486B2Sep 22, 2015
Cytotoxic peptides and antibody drug conjugates thereof
PFIZER7 citations82
US8916564B2Dec 23, 2014
Substituted pyrido[1,2-a]pyrazines for the treatment of neurodegenerative and neurological disorders
PFIZER6 citations82
US9504669B2Nov 29, 2016
Spliceostatin analogs and methods for their preparation
PFIZER5 citations80
US9169264B2Oct 27, 2015
Spliceostatin analogs and methods for their preparation
PFIZER8 citations80
US9688698B2Jun 27, 2017
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER4 citations73
US9540352B2Jan 10, 2017
Substituted 1,7-naphthyridines as dopamine D1 ligands
PFIZER5 citations73
US9527843B2Dec 27, 2016
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER3 citations73
US9617275B2Apr 11, 2017
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER5 citations68
US10086085B2Oct 2, 2018
Bifunctional cytotoxic agents
PFIZER2 citations67
US7235549B2Jun 26, 2007
Benzamide, heteroarylamide and reverse amides
PFIZER4 citations63
US9856263B2Jan 2, 2018
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER2 citations62
US7186742B2Mar 6, 2007
Benzamide inhibitors of the P2X7 receptor
PFIZER4 citations62
US7071223B1Jul 4, 2006
Benzamide inhibitors of the P2X7 receptor
PFIZER2 citations62
US9751877B2Sep 5, 2017
Substituted pyrido[1,2-a]pyrazines for the treatment of neurodegenerative and neurological disorders
PFIZER1 citations60
US11365263B2Jun 21, 2022
Bifunctional cytotoxic agents containing the CTI pharmacophore
PFIZER0 citations59
US9067934B2Jun 30, 2015
Bicyclic pyridinones
PFIZER2 citations59
US11993625B2May 28, 2024
Calicheamicin derivatives and antibody drug conjugates thereof
PFIZER1 citations56
US11833216B2Dec 5, 2023
Anti-EDB antibodies and antibody-drug conjugates
PFIZER0 citations56
US10077272B2Sep 18, 2018
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER0 citations52
US9868744B2Jan 16, 2018
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER1 citations52
US9850232B2Dec 26, 2017
Heteroaromatic compounds and their use as dopamine D1 ligands
PFIZER1 citations52
STERLING WINTHROP INC
18 patentsUS5236917AAug 17, 1993
Saccharin derivatives useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC135 citations98
US5596012AJan 21, 1997
Saccharin derivatives useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC68 citations96
US5371074ADec 6, 1994
Use of saccharin derivatives as proteolytic enzyme inhibitors
STERLING WINTHROP INC65 citations96
US5569655AOct 29, 1996
Substituted heterocyclylisoquinolinium salts and compositions and method of use thereof
STERLING WINTHROP INC59 citations95
US5488062AJan 30, 1996
2-saccharinylmethyl heterocyclic carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC23 citations92
US5455248AOct 3, 1995
Substituted 6,11-ethano-6,11-dihydrobenzo[b] quinolizinium salts, and compositions and method of use thereof
STERLING WINTHROP INC27 citations92
US5376653ADec 27, 1994
2-saccharinylmethyl heterocyclic carboxylates useful as proteolytic enzyme inhibitors
STERLING WINTHROP INC4 citations74
US5306818AApr 26, 1994
Tetrahydro 2-saccharinylmerthyl aryl carboxylates
STERLING WINTHROP INC11 citations74
US5187173AFeb 16, 1993
2-saccharinylmethyl and 4,5,6,7-tetrahydro-2-saccharinylmethyl phosphates, phosphonates and phosphinates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC7 citations74
US5554620ASep 10, 1996
Substituted 6,11-ethano-6,11-dihydrobenzo[b] quinolizinium salts and compositions and methods of use thereof
STERLING WINTHROP INC7 citations73
US5250696AOct 5, 1993
2-saccharinylmethyl aryl carboxylate
STERLING WINTHROP INC10 citations73
US5128339AJul 7, 1992
Proteolytic enzyme inhibition method
STERLING WINTHROP INC17 citations73
US5578623ANov 26, 1996
Saccharin derivative proteolytic enzyme inhibitors
STERLING WINTHROP INC4 citations63
US5563163AOct 8, 1996
2-saccharinylmethyl heterocyclic carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC2 citations63
US5464852ANov 7, 1995
Saccharin derivative proteolytic enzyme inhibitors
STERLING WINTHROP INC1 citations63
US5597841AJan 28, 1997
2-saccharinylmethyl aryl carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC3 citations62
US5512589AApr 30, 1996
2-saccharinylmethyl aryl carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
STERLING WINTHROP INC5 citations62
US5380737AJan 10, 1995
Saccharin derivative proteolytic enzyme inhibitors
STERLING WINTHROP INC3 citations60
SANOFI SA
3 patentsUS5874432AFeb 23, 1999
Saccharin derivatives useful as proteolytic enzyme inhibitors and compositions and method of use thereof
SANOFI SA68 citations93
US5650422AJul 22, 1997
Saccharin derivatives useful as proteolytic enzyme inhibitors and compositions and method of use thereof
SANOFI SA66 citations93
US5856349AJan 5, 1999
2-Saccharinylmethyl heterocyclic carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
SANOFI SA2 citations60
SUBRAMANYAM CHAKRAPANI
1 patentPETTERSSON MARTIN YOUNGJIN
1 patentBUTLER TODD W
1 patentPFIZER PROD INC
1 patentShowing the top 50 of 59 patents by PatentIndex Score.