Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas E. Appleby — 3 Patents

TETeepak: 1 patents #21 of 62Top 35%
TITeepak Investments: 1 patents #3 of 19Top 20%
VNViskoteepak Belgium Nv: 1 patents #7 of 16Top 45%
Danville, IL: #23 of 101 inventorsTop 25%
Illinois: #26,899 of 84,256 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Douglas E. Appleby has been granted 3 US patents while listed as an inventor at Teepak. The first was granted in 1995 and the most recent in May 2011. Douglas E. Appleby ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Douglas E. Appleby in Danville, IL, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7935374 Coating to allow additives to anchor to casings 2011-05-03
6299917 Food casing from viscose-smoke blend 2001-10-09
5449318 Regenerated food casing having food release properties due to an internal surface comprising viscose with PEG John J. Halftown, Marc Vrijsen 1995-09-12