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John S. Kettlestrings — 6 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
TEThe Enduro: 1 patents #2 of 3Top 70%
Wheaton, IL: #180 of 884 inventorsTop 25%
Illinois: #15,248 of 84,256 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
John S. Kettlestrings has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1981 and the most recent in October 1987. John S. Kettlestrings ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list John S. Kettlestrings in Wheaton, IL, US.

Patents per Year

Patents granted per year, 1981 to 1987Bar chart with a peak of 2 patents in 1981.peak 21981: 2 patents19811982: 1 patents19821985: 1 patents19851986: 1 patents19861987: 1 patents1987

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4697534 Fabricated spar adapter sailing rig — 1987-10-06
4563796 Retainer with coacting legs — 1986-01-14
4530156 Infinite radius circle drawing instrument — 1985-07-23
4353166 Toy-like instrument for drawing circles — 1982-10-12
D261601 Pan cleaner or similar article — 1981-11-03
4258493 Advertising display means and method Cecil Bailey 1981-03-31

Frequent Collaborators

Cecil Bailey1 shared

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Michael F. Vollero6
Stefano Fracassi6
Uwe Gruenbeck6
Alexander Matrosov6
Rouzbeh Behnia6
Carole Chapelat6
Mina Sedaghat6
Martinus Johannes Donatus Brakkee6