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
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →