Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Virendra Kumar — 51 Patents

ADAdolor: 27 patents #2 of 39Top 6%
SDSterling Drug: 4 patents #37 of 246Top 20%
SWSanofi Winthrop: 2 patents #7 of 33Top 25%
SSSanofi S.A.: 1 patents #30 of 81Top 40%
SASanofi-Synthelabo: 1 patents #139 of 327Top 45%
Colonie, NY: #1 of 31 inventorsTop 4%
New York: #1,819 of 115,490 inventorsTop 2%
Overall (All Time): #51,932 of 4,157,543Top 2%
51 Patents All Time
Virendra Kumar has been granted 51 US patents while listed as an inventor at Adolor. The first was granted in 1989 and the most recent in March 2011. Virendra Kumar ranks #51,932 of 4,157,543 US inventors in our database (top 1.2%). Patent records list Virendra Kumar in Colonie, NY, US.

Issued Patents All Time

Showing 1–25 of 51 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7914776 Solid dispersions of opioid antagonists 2011-03-29 $864,000
7294647 Kappa agonist compounds and pharmaceutical formulations thereof Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 2007-11-13 $2,612,000
6960612 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 2005-11-01 $6,296,000
6750216 Kappa agonist compounds and pharmaceutical formulations thereof Deqi Guo, Michael Anthony Marella, Alan L. Maycock 2004-06-15 $6,842,000
RE38133 Kappa agonist compounds and pharmaceutical formulations thereof Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 2003-06-03
6492351 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, Deqi Guo 2002-12-10 $6,253,000
6486165 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, Deqi Guo 2002-11-26 $6,501,000
6476063 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Wei Zhang, Alan L. Maycock, Anthony Michael Marella, Forrest Gaul, Deqi Guo 2002-11-05 $6,653,000
6391910 Kappa agonist compounds and pharmaceutical formulations thereof Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, An-Chih Chang +1 more 2002-05-21 $7,552,000
6303611 Kappa agonist compounds and pharmaceutical formulations thereof Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, An-Chih Chang +1 more 2001-10-16 $9,336,000
6239154 Kappa agonist compounds pharmaceutical formulations and method of prevention and treatment of pruritus therewith Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, Deqi Guo 2001-05-29 $11,127,000
6180623 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 2001-01-30 $10,954,000
6156769 Kappa agonist anti-pruritic pharmaceutical formulations and method of treating pruritus therewith John J. Farrar, An-Chih Chang, Wei Zhang, Alan Cowan 2000-12-05
6057323 Kappa agonist compounds pharmaceutical formulations and method of prevention and treatment of pruritus therewith Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, An-Chih Chang +1 more 2000-05-02
6054445 Kappa agonist compounds pharmaceutical formulations and method of prevention and treatment of pruritis therewith Wei Zhang, Alan L. Maycock, Michael Anthony Marella, Forrest Gaul, An-Chih Chang +1 more 2000-04-25
6048860 Kappa agonist anti-pruritic pharmaceutical formulations and method of treating pruritus therewith John J. Farrar, An-Chih Chang, Wei Zhang, Alan Cowan 2000-04-11
6028063 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 2000-02-22
6008226 Substituted N-arylmethyl and heterocylylmethyl-1H-pyrazolo[3,4-b]quinolin-4-amines and compositions and methods of use thereof John A. Dority, Jr. 1999-12-28
6004964 Kappa agonist anti-pruritic pharmaceutical formulaitons and method of treating pruritus therewith John J. Farrar, An-Chih Chang, Wei Zhang, Alan Cowan 1999-12-21
5981513 Kappa agonist compounds, pharmaceutical formulations and method of prevention and treatment of pruritus therewith Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 1999-11-09
5945443 Kappa agonist compounds and pharmaceutical formulations thereof Lawrence I. Kruse, An-Chih Chang, Diane L. DeHaven-Hudkins, John J. Farrar, Forrest Gaul +3 more 1999-08-31
5888494 Film-forming compositions of antihyperalgesic opiates and method of treating hyperalgesic and pruritic conditions therewith John J. Farrar, Alan L. Maycock, Imre Balogh 1999-03-30
5869521 Kappa agonist anti-pruritic pharmaceutical formulations and method of treating pruritus therewith John J. Farrar, An-Chih Chang, Wei Zhang, Alan Cowan 1999-02-09
5856349 2-Saccharinylmethyl heterocyclic carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use thereof Richard P. Dunlap, Dennis J. Hlasta, Ranjit C. Desai, Lee H. Latimer, Chakrapani Subramanyam +2 more 1999-01-05
5843956 Substituted N-arylmethyl and heterocyclylmethyl-1H-pyrazolo (3,4-b) quinolin-4-amines and compositions and methods of use thereof John A. Dority, Jr. 1998-12-01