P

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 patents
US5679794AOct 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 patents

ALFA FARMACEUTICI SPA

3 patents

ENDURA SPA

2 patents

CIBA SPECIALTY CHEMICAL CORP

1 patent

CIBA GEIGY AG

1 patent

CIBA GEIGY SPA

1 patent

ALPHA FARMACEUTICI S P A

1 patent

Showing the top 50 of 94 patents by PatentIndex Score.