Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JB

James C. Butler — 3 Patents

PRPro-Neuron: 2 patents #7 of 14Top 50%
WTWellstat Therapeutics: 1 patents #20 of 29Top 70%
Gaithersburg, MD: #591 of 1,746 inventorsTop 35%
Maryland: #10,230 of 35,612 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
James C. Butler has been granted 3 US patents while listed as an inventor at Pro-Neuron. The first was granted in 2000 and the most recent in December 2007. James C. Butler ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list James C. Butler in Gaithersburg, MD, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7307166 Oxpurine nucleosides and their congeners, and acyl, derivatives thereof, for improvement of hematopoiesis Reid W. von Borstel, Michael K. Bamat, Bradley M. Hiltbrand, Shyam Shirali 2007-12-11
6060459 Enhancing blood cell count with oxypurine nucleosides Reid W. von Borstel, Michael K. Bamat, Bradley M. Hiltbrand, Shyam Shirali 2000-05-09
6054441 Oxypurine nucleosides and their congeners, and acyl derivatives thereof, for improvement of hematopoiesis Reid W. von Borstel, Michael K. Bamat, Bradley M. Hiltbrand, Shyam Shirali 2000-04-25