P

Inventor

EVANS THOMAS L

US71 patents
⚠️ This page may combine multiple inventors who share the name “EVANS THOMAS L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEN ELECTRIC

31 patents
US4690997ASep 1, 1987

Flame retardant wire coating compositions

GEN ELECTRIC175 citations98
US4740583AApr 26, 1988

Method for converting cyclic polycarbonate oligomer mixtures to linear polycarbonate, and composition resulting therefrom

GEN ELECTRIC73 citations96
US4644053AFeb 17, 1987

Cyclic polycarbonate oligomers and methods for their preparation and use

GEN ELECTRIC114 citations96
US4605731AAug 12, 1986

Method for preparing linear polycarbonate from cyclic oligomer with aryl carbanion generating catalyst

GEN ELECTRIC85 citations96
US5466744ANov 14, 1995

Polymerization of macrocyclic poly(alkylene dicarboxylate) oligomers

GEN ELECTRIC71 citations95
US5300590AApr 5, 1994

Macrocyclic polyester compositions convertible to linear polyesters of improved integrity

GEN ELECTRIC62 citations95
US4831001AMay 16, 1989

Cyclic polycarbonate oligomers: inhibition and control of polymerization to linear polycarbonates

GEN ELECTRIC50 citations95
US5191013AMar 2, 1993

Macrocyclic filled compositions convertible to polyester composites

GEN ELECTRIC84 citations94
US4520204AMay 28, 1985

Method for preparation of aromatic ether imides and for catalyst recovery therein

GEN ELECTRIC46 citations93
USRE34431ENov 2, 1993

Macrocyclic oligomers containing spiro(bis)indane moieties

GEN ELECTRIC40 citations92
US4980453ADec 25, 1990

Macrocyclic oligomers containing spiro(bis)indane moietes

GEN ELECTRIC43 citations92
US4760117AJul 26, 1988

Method for preparing copolycarbonates from cyclic polycarbonate oligomers

GEN ELECTRIC35 citations92
US4746725AMay 24, 1988

Cyclic polycarbonate-polyepoxide reaction product and method for their preparation

GEN ELECTRIC36 citations92
US4816548AMar 28, 1989

Cyclic polycarbonate oligomers: inhibition and control of polymerization to linear polycarbonates

GEN ELECTRIC50 citations91
US5414057AMay 9, 1995

Redistribution of organic polycarbonate compositions

GEN ELECTRIC41 citations90
US4849502AJul 18, 1989

Method of regulating the polymerization of cyclic polycarbonate with initiator and polyhydric phenol

GEN ELECTRIC26 citations89
US4699974AOct 13, 1987

Method of preparing copolyester carbonate from cyclic aromatic polycarbonate oligomer and lactone

GEN ELECTRIC21 citations82
US4808696AFeb 28, 1989

Method for making organobis(thioether)s, and products obtained therefrom

GEN ELECTRIC6 citations74
US4736016AApr 5, 1988

Cyclic polycarbonate oligomers from spirobiindane bisphenols

GEN ELECTRIC10 citations74
US4657989AApr 14, 1987

Method for preparing siloxane-carbonate block copolymers

GEN ELECTRIC17 citations74
US4650852AMar 17, 1987

Method for controlling polymerization rate of cyclic polycarbonate oligomers with pretreated catalyst

GEN ELECTRIC13 citations74
US4499285AFeb 12, 1985

Solvent free preparation of diarylthioethers

GEN ELECTRIC7 citations74
US4920183AApr 24, 1990

Method for making silicone-poly(arylcarbonate) block copolymers

GEN ELECTRIC16 citations73
US4755588AJul 5, 1988

Composition and method for controlling polymerization rate of cyclic polycarbonate oligomer with encapsulated catalyst

GEN ELECTRIC18 citations73
US4675366AJun 23, 1987

Alkyl-containing monomers in cross-linkable polyimide compositions

GEN ELECTRIC7 citations73
US4609712ASep 2, 1986

Method for preparing monomeric and polymeric bis(dicarboxyphenyl) sulfone compounds

GEN ELECTRIC8 citations73
US4429102AJan 31, 1984

Novel sulfur-containing polyetherimides

GEN ELECTRIC16 citations73
US4746726AMay 24, 1988

Cycle polycarbonate oligomers: inhibition and control of polymerization to linear polycarbonate with Lewis acid

GEN ELECTRIC12 citations72
US4701519AOct 20, 1987

Method for polymerizing cyclic polycarbonate oligomers with catalyst comprising polymer containing alkali metal phenoxide moieties

GEN ELECTRIC8 citations72
US4775741AOct 4, 1988

Preparation of resin composition from cyclic polycarbonate oligomers from spirobiindane bisphenol

GEN ELECTRIC4 citations63
US4636559AJan 13, 1987

Bis(cyclic carbonates), precursors thereof, and polycarbonate compositions containing them

GEN ELECTRIC3 citations63

SABIC GLOBAL TECHNOLOGIES BV

8 patents

CENTRAL SPRINKLER COMPANY

3 patents

SABIC INNOVATIVE PLASTICS IP BV

3 patents

PMD HOLDINGS CORP

1 patent

VSI FASTENERS INC

1 patent

SYBERT PAUL D

1 patent

SABIC INNOVATIVE PLASTICS IP

1 patent

MALINOSKI JON MICHAEL

1 patent

Showing the top 50 of 71 patents by PatentIndex Score.