Inventor
BORZATTA VALERIO
IT94 patents
⚠️ This page may combine multiple inventors who share the name “BORZATTA VALERIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
35 patentsUS5679794AOct 21, 1997
Polymer stabilizers containing both hindered amine and hydroxylamine moieties
CIBA GEIGY CORP35 citations96
US4997938AMar 5, 1991
Piperidylaminotriazine derivatives and their use as stabilizers
CIBA GEIGY CORP24 citations92
US5561179AOct 1, 1996
Piperidine compounds containing silane groups as stabilizers for organic materials
CIBA GEIGY CORP19 citations84
US5668199ASep 16, 1997
Polymer stabilizers containing both hindered amine and hydroxylamine moieties
CIBA GEIGY CORP12 citations82
US5668198ASep 16, 1997
Polymer stabilizers containing both hindered amine and hydroxylamine moieties
CIBA GEIGY CORP13 citations82
US5552464ASep 3, 1996
Polymer stabilizers containing both hindered amine and hydroxylamine moieties
CIBA GEIGY CORP4 citations74
US5514738AMay 7, 1996
1-hydrocarbyloxy-piperidine compounds containing silane groups for use as stabilizers for organic materials
CIBA GEIGY CORP14 citations74
US5202441AApr 13, 1993
Polymer stabilizers containing both hindered amine and hydroxylamine moieties
CIBA GEIGY CORP9 citations74
US5198546AMar 30, 1993
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP11 citations74
US4803234AFeb 7, 1989
Piperidine compounds and their use as anti-oxidative, light or thermal induced degradation agents
CIBA GEIGY CORP6 citations74
US5610211AMar 11, 1997
2,2,6,6-tetramethylpiperidine derivatives for use as stabilizing agents for organic materials
CIBA GEIGY CORP8 citations73
US5496875AMar 5, 1996
Derivatives of 2,2,6,6-tetramethyl-4-piperidinol for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials
CIBA GEIGY CORP18 citations73
US5489683AFeb 6, 1996
Piperidine-triazine compounds suitable for use as stabilisers for organic materials
CIBA GEIGY CORP7 citations73
US5418267AMay 23, 1995
Piperidine compounds containing silane groups for use as stabilizers for organic materials
CIBA GEIGY CORP4 citations73
US5324834AJun 28, 1994
Piperidine-triazine co-oligomers for use as stabilizers for organic materials
CIBA GEIGY CORP10 citations73
US5321066AJun 14, 1994
Piperdine compounds containing silane groups for use as stabilizers for organic materials
CIBA GEIGY CORP6 citations73
US5256787AOct 26, 1993
Tri-piperdine compounds as stabilizers for organic materials
CIBA GEIGY CORP12 citations73
US5219905AJun 15, 1993
Piperidine compounds containing silane groups for use as stabilisers for organic materials
CIBA GEIGY CORP9 citations73
US5130429AJul 14, 1992
Process for the methylation of triazine compounds containing 2,2,6,6-tetramethylpiperidine groups
CIBA GEIGY CORP12 citations73
US5026749AJun 25, 1991
Piperidine compounds for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic material
CIBA GEIGY CORP15 citations73
US4992493AFeb 12, 1991
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP6 citations73
US4883870ANov 28, 1989
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP6 citations73
US5466803ANov 14, 1995
Piperidine-triazine compounds suitable for use as stabilizers for organic materials
CIBA GEIGY CORP7 citations63
US5410047AApr 25, 1995
Polymer stabilizers containing both hindered amine and hydroxlamine moieties
CIBA GEIGY CORP2 citations63
US5134233AJul 28, 1992
Piperidine-triazine compounds containing silane groups
CIBA GEIGY CORP3 citations63
US5102928AApr 7, 1992
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP6 citations63
US5091450AFeb 25, 1992
Piperidine-triazine compounds containing tetrahydrofuran or tetrahydropyran groups, for use as stabilizers for organic materials
CIBA GEIGY CORP3 citations63
US5039722AAug 13, 1991
Piperidine-triazine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP3 citations63
US4987228AJan 22, 1991
Polytriazine compounds containing recurring piperidylamidinotriazine structural units and their use as stabilizers for organic materials
CIBA GEIGY CORP6 citations63
US4927925AMay 22, 1990
Piperidine compounds and their use as thermal stabilizers
CIBA GEIGY CORP3 citations63
US4859724AAug 22, 1989
Bicyclic piperidine compounds for use as stabilizers for organic materials
CIBA GEIGY CORP4 citations63
US4855434AAug 8, 1989
Piperidine compounds
CIBA GEIGY CORP5 citations63
US4843159AJun 27, 1989
Triazine derivatives of piperidinylamidines
CIBA GEIGY CORP4 citations63
US4780493AOct 25, 1988
Novel piperidine compounds
CIBA GEIGY CORP5 citations63
US4751281AJun 14, 1988
Novel polymeric compounds containing piperidine groups
CIBA GEIGY CORP2 citations63
CIBA SC HOLDING AG
6 patentsUS6046304AApr 4, 2000
Block oligomers containing 2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materials
CIBA SC HOLDING AG65 citations95
US6297299B1Oct 2, 2001
Block oligomers containing 2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materials
CIBA SC HOLDING AG24 citations92
US6265473B1Jul 24, 2001
Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materials
CIBA SC HOLDING AG15 citations83
US5804622ASep 8, 1998
Monomeric N-piperidinylmelamines as stabilizers for chlorine-containing polymers
CIBA SC HOLDING AG10 citations73
US6409941B1Jun 25, 2002
Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materials
CIBA SC HOLDING AG11 citations72
US6596461B1Jul 22, 2003
Piperazinone derivatives
CIBA SC HOLDING AG5 citations62
ALFA FARMACEUTICI SPA
3 patentsUS4340585AJul 20, 1982
Salified anionic resin for cholesterol and lipid lowering
ALFA FARMACEUTICI SPA66 citations91
US4246201AJan 20, 1981
Substituted N-(3-phenylthiopropyl)-3,3-diphenyl-propylamines possessing pharmacological activity
ALFA FARMACEUTICI SPA7 citations74
US4454145AJun 12, 1984
Nicotinates of alkanediols having hypolipidaemic activity and pharmaceutical compositions containing them
ALFA FARMACEUTICI SPA16 citations71
ENDURA SPA
2 patentsCIBA SPECIALTY CHEMICAL CORP
1 patentCIBA GEIGY AG
1 patentCIBA GEIGY SPA
1 patentALPHA FARMACEUTICI S P A
1 patentShowing the top 50 of 94 patents by PatentIndex Score.