Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles E. Durant — 1 Patent

BOBOE: 1 patents #7,871 of 12,373Top 65%
Indianapolis, IN: #3,004 of 5,011 inventorsTop 60%
Indiana: #19,553 of 33,936 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Charles E. Durant has been granted 1 US patent while listed as an inventor at BOE. All of these patents were granted in 1995. Charles E. Durant ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Charles E. Durant in Indianapolis, IN, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5439798 Maleimide adduct conjugates of procainamide and NAPA Gerald Sigler, Charles F. Walter, Todd P. Glancy, Frank E. Klein, Allan Dorn 1995-08-08