Assignee
SIGMA PROD CHIM
IT·6 granted patents·68 citations·filing 1990–1992
Top patents by PatentIndex Score
6 records- 0173US5093472ARemoval of residual solvent from acrylic acid polymerSIGMA PROD CHIM·Filed 1990·Granted Mar 3, 1992·31 cites·2 claims
- 0266US5233040A1,3,5-triazine derivativesSIGMA PROD CHIM·Filed 1992·Granted Aug 3, 1993·12 cites·2 claims
- 0348US5278310AMethyl piperidine derivatives of cinnamic acids, benzoic acids, benzoazols and benzophenones useful as skin anti-aging compoundsSIGMA PROD CHIM·Filed 1992·Granted Jan 11, 1994·11 cites·2 claims
- 0435US5250292AUse of cyclic organic amines in dermatological compositionsSIGMA PROD CHIM·Filed 1992·Granted Oct 5, 1993·4 cites·4 claims
- 0531US5256737AThickening agents, processes for the preparation thereof and use thereofSIGMA PROD CHIM·Filed 1991·Granted Oct 26, 1993·8 cites·8 claims
- 0629US5162474ASynthetic thickeners, obtained by water-in-oil emulsion polymerization, having improved characteristics for the use in textile printingSIGMA PROD CHIM·Filed 1990·Granted Nov 10, 1992·2 cites·8 claims
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