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

Tom Purcell — 3 Patents

CACalysta: 1 patents #17 of 32Top 55%
SBStichting Sanquin Bloedvoorziening: 1 patents #17 of 43Top 40%
Menlo Park, CA: #1,793 of 3,774 inventorsTop 50%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Tom Purcell has been granted 3 US patents while listed as an inventor at Calysta. The first was granted in 2017 and the most recent in October 2025. Tom Purcell ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Tom Purcell in Menlo Park, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12435129 Anti-Aβ antibodies Michael SKOV, Tarlochan S. Nijjar, Sridhar Govindarajan, Mark Welch, Frederique Bard +2 more 2025-10-07
11820814 Factor H potentiating antibodies and uses thereof Scott Lauder, Sridhar Govindarajan, Taco Willem Kuijpers, Diana Wouters, Maria Clara Brouwer +4 more 2023-11-21
9657317 Host cells and method for making acrylate and precursors thereof using an odd-numbered alkane feedstock Joshua Silverman, Jon E. Ness, Effendi Leonard 2017-05-23