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USPTO Patent Rankings Data through Sept 30, 2025
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Katrin Schmidt — 2 Patents

Basf Se: 2 patents #5,851 of 13,826Top 45%
Konstanz, DE: #178 of 527 inventorsTop 35%
Overall (All Time): #2,249,976 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5912373 Process for converting the achiral meso form of an ansa-metallocene complex into the chiral racemic form David Fischer, Franz Langhauser, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger 1999-06-15
5840950 Process for converting the achiral meso form or the racemate of an ansa-metallocene complex or mixtures thereof into one of its enantiomers David Fischer, Franz Langhauser, Rainer Stürmer, Jurgen Kerth, Gunther Schweier +1 more 1998-11-24