Inventor · disambiguated record
Donald J. Sabrsula
Also filed as: SABRSULA DONALD J
4 granted patents·41 citations·filing 1991–1993
70Inventor score
Files withCIBA GEIGY CORP4
Top patents by PatentIndex Score
4 records- 0185US5235056ASubstituted 1-hydroxy-2,6-diaryl-4-piperidone ketals and polymer compositions stabilized therewithCIBA GEIGY CORP·Filed 1992·Granted Aug 10, 1993·38 cites·20 claims
- 0245US5371125ASubstituted 1-hydroxy-2,6-diaryl-4-acyloxypiperidines or 1-hydroxy-2,6-diaryl-4-acylaminopiperidines and stabilized compositionsCIBA GEIGY CORP·Filed 1993·Granted Dec 6, 1994·2 cites·22 claims
- 0331US5262538ASubstituted 1-hydroxy-2,6-diaryl-4-acyloxypiperidines or 1-hydroxy-2,6-diaryl-4-acylaminopiperidines and stabilized compositionsCIBA GEIGY CORP·Filed 1992·Granted Nov 16, 1993·1 cites·12 claims
- 0428US5180829ASubstituted 1-hydroxy-2,6-diaryl-4-acyloxypiperidines or 1-hydroxy-2,6-diaryl-4-acylaminopiperidines and stabilized compositionsCIBA GEIGY CORP·Filed 1991·Granted Jan 19, 1993·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →