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USPTO Patent Rankings Data through Sept 30, 2025
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Christian Maletzko — 1 Patent in 2021

Basf Se: 1 patents #337 of 1,127Top 30%
Altrip, DE: #1 of 4 inventorsTop 25%
Overall (2021): #497,911 of 548,734Top 95%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11193020 Polyarylene ether sulfone comprising naphthalic acid anhydride endgroups Martin Weber, Helmut Reichelt, Stefan Schwiegk, Gad Kory 2021-12-07