Assignee
SNF SA
FR·6 granted patents·7 pending applications·125 citations·filing 1994–2025
Top patents by PatentIndex Score
13 records- 0194US6797785B1Methods for synthesizing polyvinyl amine (PVA) type flocculating and coagulating agents, novel agents thus obtained, uses thereof and improved paper types thus obtainedSNF SA·Filed 2000·Granted Sep 28, 2004·64 cites·48 claims
- 0279US5925714ASurfactant for self-inverting polyacrylmidesSNF SA·Filed 1994·Granted Jul 20, 1999·37 cites·9 claims
- 0369US2025369075A1Process for separating rare-earth metals in admixture in aqueous solutionSNF SA·Filed 2025·Application pending·0 cites
- 0464US6965052B2Synthesis of N-vinyl formamideSNF SA·Filed 2003·Granted Nov 15, 2005·3 cites·29 claims
- 0562US6964745B1Use of superabsorbent polymers for treating raw skins, corresponding compositions and methods and resulting treated skinsSNF SA·Filed 2000·Granted Nov 15, 2005·7 cites·13 claims
- 0662US2009283232A1Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtainedSNF SA·Filed 2009·Application pending·0 cites
- 0761US2025369074A1Process for separating rare-earth metals in admixture in aqueous solutionSNF SA·Filed 2025·Application pending·0 cites
- 0859US7026511B2Synthesis of N-vinylformamideSNF SA·Filed 2004·Granted Apr 11, 2006·2 cites·19 claims
- 0955US2006243407A1Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtainedSNF SA·Filed 2006·Application pending·0 cites
- 1053US2004040683A1Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtainedSNF SA·Filed 2003·Application pending·0 cites
- 1151US2003150575A1Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtainedSNF SA·Filed 2002·Application pending·0 cites
- 1250US6579417B1Flocculation method for making a paper sheetSNF SA·Filed 1999·Granted Jun 17, 2003·12 cites·19 claims
- 1348US2005150622A1Paper and paperboard production process and corresponding novel retention aids, and papers and paperboards thus obtainedSNF SA·Filed 2005·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →