Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chris J. Dutton — 2 Patents

Pfizer: 2 patents #2,085 of 5,153Top 45%
Sandwich, IL: #37 of 98 inventorsTop 40%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Chris J. Dutton has been granted 2 US patents while listed as an inventor at Pfizer. The first was granted in 1997 and the most recent in November 1999. Chris J. Dutton ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Chris J. Dutton in Sandwich, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5985912 4-hydroxy coumarin derivatives Bingwei Yang, Joyce A. Sutcliffe 1999-11-16 $304,077,000
5624951 4-hydroxy coumarin derivatives with antibacterial activity Bingwei Yang, Joyce A. Sutcliffe 1997-04-29 $150,868,000