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USPTO Patent Rankings Data through Dec 31, 2025
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Richard C. Thomas — 28 Patents

PHPharmacia: 16 patents #35 of 1,582Top 3%
TUThe Upjohn: 11 patents #27 of 528Top 6%
Pfizer: 2 patents #2,085 of 5,153Top 45%
Kalamazoo, MI: #38 of 1,283 inventorsTop 3%
Michigan: #2,413 of 86,293 inventorsTop 3%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Richard C. Thomas has been granted 28 US patents. The first was granted in 1982 and the most recent in January 2010. Richard C. Thomas ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Richard C. Thomas in Kalamazoo, MI, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7645781 N-aryl-2-oxazolidinone-5-carboxamides and their derivatives Toni-Jo Poel, Michael R. Barbachyn, Mikhail Fedorovich Gordeev, Gary W. Luehr, Adam Renslo +2 more 2010-01-12 $563,746,000
7141588 N-aryl-2-oxazolidinone-5-carboxamides and their derivatives Toni-Jo Poel, Michael R. Barbachyn, Mikhail Gordeev, Gary W. Luehr, Adam Renslo +2 more 2006-11-28 $226,606,000
6919329 N-Aryl-2-oxazolidinone-5-carboxamides and their derivatives Toni-Jo Poel, Michael R. Barbachyn, Mikhail Gordeev, Gary W. Luehr, Adam Renslo +1 more 2005-07-19
6358942 Phenyloxazolidinones having a c-c bond 4-8 membered heterocyclic rings Toni-Jo Poel 2002-03-19 $218,707,000
6313307 Phenyloxazolidinones having a C-C bond to 4-8 membered heterocyclic rings Michael Ennis, Robert Louis Hoffman, Douglas K. Hutchinson, David Anderson, Toni-Jo Poel 2001-11-06 $223,115,000
6166056 Phenyloxazolidinones having a C-C bond to 4-8 membered heterocyclic rings Toni-Jo Poel, Michael Ennis, David Anderson, Robert Louis Hoffman 2000-12-26 $150,582,000
6093736 Isoxazoline derivatives useful as antimicrobials Michael R. Barbachyn, Gary J. Cleek 2000-07-25 $123,016,000
6069141 Substituted aminophenyl isoxazoline derivatives useful as antimicrobials Michael R. Barbachyn, Joel Morris, Donn Wishka, Gary J. Cleek 2000-05-30 $237,284,000
6051716 Phenyloxazolidinones having a c-c bond to 4-8 membered heterocyclic rings Douglas K. Hutchinson, Toni-Jo Poel 2000-04-18 $198,012,000
6043248 Alpha-substituted pyrimidine-thioalkyl and alkylether compounds as inhibitors of viral reverse transcriptase Richard A. Nugent, Stephen T. Schlachter, Michael J. Murphy, Joel Morris, Donn Wishka +2 more 2000-03-28 $140,537,000
5990136 Isoxazoline derivatives useful as antimicrobials Michael R. Barbachyn, Gary J. Cleek 1999-11-23 $48,063,000
5981537 Pyrimidine-thioalkyl and alkylether compounds Richard A. Nugent, Stephen T. Schlachter, Michael J. Murphy, Joel Morris, Donn Wishka +3 more 1999-11-09 $97,315,000
5968962 Phenyloxazolidinones having a C-C bond to 4-8 membered heterocyclic rings Toni-Jo Poel, Michael R. Barbachyn 1999-10-19 $89,228,000
5955460 Oxazolidinone antibacterial agent with tricyclic substituents 1999-09-21 $34,066,000
5952324 Bicyclic oxazine and thiazine oxazolidinone antibacterials Michael R. Barbachyn, Gary L. Cleek, Lisa Marie Thomasco, Robert C. Gadwood 1999-09-14 $78,262,000
5922707 Oxazolidinone antibacterial agent with tricyclic substituents Gary J. Cleek, Douglas K. Hutchinson, Hiroyoshi Yamada 1999-07-13 $33,218,000
5866589 Alkyl substituted piperadinyl and piperazinyl anti-AIDS compounds Donna L. Romero, Paul D. May, Toni-Jo Poel 1999-02-02 $173,489,000
5686486 4-hydroxy-benzopyran-2-ones and 4-hydroxy-cycloalkylb!pyran-2-ones useful to treat retroviral infections Paul K. Tomich, Michael John Bohanon, Steven Ronald Turner, Joseph Walter Strohbach, Suvit Thaisrivongs +10 more 1997-11-11 $55,466,000
5599930 Substituted indoles as anti-AIDS pharmaceuticals Donna L. Romero 1997-02-04 $20,346,000
5563142 Diaromatic substituted compounds as anti-HIV-1 agents John R. Palmer, Donna L. Romero, Paul A. Aristoff, Herman W. Smith 1996-10-08 $146,310,000
4975538 Antibiotic sulfonylaminocarbonyl activated beta-lactams Michael R. Barbachyn, Steven J. Brickner 1990-12-04 $14,886,000
4895870 Treating chlamydia infections using spectinomycin analogs Gary E. Zurenko, James J. Vavra, David R. White 1990-01-23 $42,065,000
4523022 Analogs of the antibiotic spectinomycin 1985-06-11 $9,311,000
4465848 Spectinomycin compounds Edward L. Fritzen 1984-08-14 $4,639,000
4459417 Process for preparing spectinomycin analogs: N-demethylation of spectinomycin or its analogs and realkylation of the intermediates 1984-07-10 $3,399,000