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

John Birch — 4 Patents

CCCelltech Co.: 1 patents #19 of 65Top 30%
CLCelltech Therapeutics Limited: 1 patents #34 of 55Top 65%
GSG.D. Searle: 1 patents #415 of 659Top 65%
LPLonza Biologics Plc.: 1 patents #22 of 51Top 45%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Paragon Road, GB: #46 of 259 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John Birch has been granted 4 US patents while listed as an inventor at Celltech Co.. The first was granted in 1982 and the most recent in October 2008. John Birch ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John Birch in Paragon Road, GB.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7439037 Use of aminoglycoside resistance gene Mohamed Al-Rubeai, Angelo Perani, Andy Racher 2008-10-21
5672502 Animal cell culture Robert Charles Boraston 1997-09-30
4748123 Continuous fermentation device Robert Charles Boraston 1988-05-31
4343904 Process and apparatus for growing animal cells Terence Cartwright, John A. Ford 1982-08-10 $8,863,000