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USPTO Patent Rankings Data through Dec 31, 2025
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Roy C. Barton — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Dixon, IL: #25 of 85 inventorsTop 30%
Illinois: #26,899 of 84,256 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Roy C. Barton has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1981 and the most recent in July 1983. Roy C. Barton ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Roy C. Barton in Dixon, IL, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4394031 Easily mountable swingable-arm draw-pin retainer Dale A. Smith 1983-07-19
4388939 Land-use portable knock-down hunting-blind frame 1983-06-21
4299522 Tractor-mountable front and rear bale-impaling hay-carriers Dale A. Smith 1981-11-10