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USPTO Patent Rankings Data through Dec 31, 2025
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Michael T. Doel — 2 Patents

CCCelltech Co.: 1 patents #19 of 65Top 30%
GSG.D. Searle: 1 patents #415 of 659Top 65%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Michael T. Doel has been granted 2 US patents while listed as an inventor at Celltech Co.. The first was granted in 1988 and the most recent in July 1994. Michael T. Doel ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%).

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5332805 Process for the recovery of recombinantly produced chymosin from insoluble aggregate Norman H. Carey, Timothy J. Harris, Peter Lowe 1994-07-26
4719180 Synthetic urogastrone gene, corresponding plasmid recombinants, transformed cells, production thereof and urgastrone expression Michael Anthony William Eaton, Norman H. Carey, John C. Smith, David M. J. Lilley, Leslie D. Bell 1988-01-12