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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Claud T. Skipper — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Willis, TX: #21 of 96 inventorsTop 25%
Texas: #41,402 of 125,132 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Claud T. Skipper has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1987 and the most recent in April 1990. Claud T. Skipper ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Claud T. Skipper in Willis, TX, US.

Patents per Year

Patents granted per year, 1987 to 1990Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19871988: 1 patents19881990: 1 patents1990

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4915426 Pipe coupling for well casing 1990-04-10
4735444 Pipe coupling for well casing 1988-04-05
4690167 Fireplug anti-theft apparatus 1987-09-01