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USPTO Patent Rankings Data through Dec 31, 2025
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Bernard Berdeu — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Villenave-d'Ornon, FR: #12 of 91 inventorsTop 15%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Bernard Berdeu has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1999 and the most recent in December 2003. Bernard Berdeu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Bernard Berdeu in Villenave-d'Ornon, FR.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6656436 Device for transforming chemical structures in a fluid comprising a solvent and salts by ultrasonic action Dominique Sentagnes, Cyril Aymonier, Francois Cansell 2003-12-02
6551517 Method for transforming chemical structures in a fluid under pressure and in high temperature Dominique Sentagnes, Cyril Aymonier, Francois Cansell 2003-04-22
5914031 Process in a reducing medium of chemically transforming complex chemical structures in a supercritical fluid Dominique Sentagnes, Gerard Demazeau, Yves Garrabos, Alain Largeteau 1999-06-22