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USPTO Patent Rankings Data through Dec 31, 2025
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William S. Perell — 1 Patent in 2021

POPoppack: 1 patents #1 of 3Top 35%
San Francisco, CA: #2,657 of 7,035 inventorsTop 40%
California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #212,105 of 548,734Top 40%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11066221 Package with unique opening device and method for opening package Leif B. Sorensen, Irving S. Rappaport 2021-07-20