Assignee
3V SIGMA SPA
IT·16 granted patents·13 pending applications·90 citations·filing 1993–2020
Top patents by PatentIndex Score
29 records- 0188US6326430B1Thickening agents for acidic aqueous compositions3V SIGMA SPA·Filed 2000·Granted Dec 4, 2001·43 cites·17 claims
- 0267US6514485B1Combinations of sunscreens3V SIGMA SPA·Filed 1999·Granted Feb 4, 2003·29 cites·15 claims
- 0366US6399047B1Benzoxazole derivatives for use in cosmetic compositions and for stabilizing synthetic polymers3V SIGMA SPA·Filed 2001·Granted Jun 4, 2002·1 cites·11 claims
- 0464US7713444B2Mixtures of sterically hindered amines for the stabilisation of polymers3V SIGMA SPA·Filed 2008·Granted May 11, 2010·2 cites·13 claims
- 0563US2020239629A1Hindered polymeric amines3V SIGMA SPA·Filed 2020·Application pending·0 cites
- 0659US2019002631A1Hindered polymeric amines3V SIGMA SPA·Filed 2018·Application pending·0 cites
- 0758US2007100034A1Composition for stabilizing polyolefin polymers3V SIGMA SPA·Filed 2006·Application pending·0 cites
- 0856US5382588AMethyl piperidine derivatives of cinnamic acids, benzoic acids, benzoazols and benzophenones useful as skin anti-aging compounds3V SIGMA SPA·Filed 1993·Granted Jan 17, 1995·8 cites·4 claims
- 0956US2009182077A1Composition for stabilizing polyolefin polymers3V SIGMA SPA·Filed 2009·Application pending·0 cites
- 1054US7560423B2Easily wettable polycarboxylic thickeners3V SIGMA SPA·Filed 2006·Granted Jul 14, 2009·1 cites·20 claims
- 1150US2019365626A1Highly effective photoprotective agents3V SIGMA SPA·Filed 2019·Application pending·0 cites
- 1249US6512045B2Build-up suppressing compositions and the use thereof in polymerization processes3V SIGMA SPA·Filed 2000·Granted Jan 28, 2003·1 cites·13 claims
- 1349US2014255324A1Crystalline form of a triazine derivative and the procedure for its production3V SIGMA SPA·Filed 2013·Application pending·0 cites
- 1446US10759780B2Hindered amines3V SIGMA SPA·Filed 2018·Granted Sep 1, 2020·0 cites·11 claims
- 1546US8003718B2Oligomeric sterically hindered amines and their use as polymer stabilisers3V SIGMA SPA·Filed 2008·Granted Aug 23, 2011·0 cites·10 claims
- 1644US2014147397A1Stable amorphous solid form of a triazine derivative and the corresponding manufacturing process3V SIGMA SPA·Filed 2013·Application pending·0 cites
- 1743US9487503B2Stilbene optical brighteners3V SIGMA SPA·Filed 2014·Granted Nov 8, 2016·0 cites·10 claims
- 1842US8845761B1Fluorescent whitening agent compositions3V SIGMA SPA·Filed 2013·Granted Sep 30, 2014·0 cites·12 claims
- 1941US10610476B2Cosmetic compositions of UV filters3V SIGMA SPA·Filed 2017·Granted Apr 7, 2020·0 cites·7 claims
- 2041US10457650B2Triazine compounds as photostabilizing agents3V SIGMA SPA·Filed 2017·Granted Oct 29, 2019·0 cites·6 claims
- 2140US8864851B2Compositions of fluorescent whitening agents3V SIGMA SPA·Filed 2012·Granted Oct 21, 2014·0 cites·19 claims
- 2239US5393517ASunscreening compositions containing 1,3,5-triazine derivatives3V SIGMA SPA·Filed 1993·Granted Feb 28, 1995·5 cites·6 claims
- 2339US2003153654A1Macromolecular hals with a definite molecular weight3V SIGMA SPA·Filed 2002·Application pending·0 cites
- 2434US2011253331A1Mixture, composition and process for surface treatment of paper3V SIGMA SPA·Filed 2011·Application pending·0 cites
- 2534US2018010075A1Activators for peroxygenated compounds3V SIGMA SPA·Filed 2017·Application pending·0 cites
- 2634US2014212364A1Triazine oligomers as photostabilising agents3V SIGMA SPA·Filed 2013·Application pending·0 cites
- 2733US2011224336A1Mixtures of sterically hindered amines for polymer stabilization3V SIGMA SPA·Filed 2011·Application pending·0 cites
- 2827US6939838B2Stabilized liquid compositions containing peroxides3V SIGMA SPA·Filed 2002·Granted Sep 6, 2005·0 cites·16 claims
- 2921US2010261027A1Paper coating compositions3V SIGMA SPA·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →