HK

Harold A. Karnes

TU The Upjohn: 5 patents #85 of 528Top 20%
Overall (All Time): #1,055,201 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5506354 Imidazolylpiperazinyl steroids John M. McCall, Donald E. Ayer, E. Jon Jacobsen, Frederick J. VanDoornik, John R. Palmer 1996-04-09
5380841 Pyridinylpiperazinyl steroids John M. McCall, Donald E. Ayer, E. Jon Jacobsen, Frederick J. VanDoornik, John R. Palmer 1995-01-10
5268477 Triazinylpiperazinyl amine intermediates John M. McCall, Donald E. Ayer, E. Jon Jacobsen, Frederick J. VanDoornik, John R. Palmer 1993-12-07
5175281 Pharmaceutically active pyrimidinylpiperazinylsterioids John M. McCall, Donald E. Ayer, E. Jonathan Jacobsen, Frederick J. VanDoornik, John R. Palmer 1992-12-29
5099019 Amines useful in producing pharmaceutically active CNS compounds John M. McCall, Donald E. Ayer, E. Jonathan Jacobsen, Frederick J. VanDoornik, John R. Palmer 1992-03-24