Inventor

John C. Falk

Inventor

Chicago, IL, US

Overview

23→

Patents

1976–1995

Patent span

Chemistry

Primary field (CPC C)

Patents· 23 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Lprimary

C08LCompositions of macromolecular compounds46%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds15%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds10%

C08CTreatment or chemical modification of rubbers5%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%

B29CShaping or joining of plastics3%

PatentTitleYear

5,391,639'Blends of polyphenylene ether and modified polyesters'1995 4,956,422'Blends of polyphenylene ether and modified polyesters'1990 4,764,552'Grafted nitrile rubber--plasticized PVC blends as thermoplastic elastomers'1988 4,659,766'Graft copolymer - plasticized PVC blends as thermoplastic elastomers'1987 4,542,179'Acrylic sequential graft copolymer-styrene-acrylonitrile copolymer blends'1985 4,491,649'High impact polyphenylene ether compositions having improved processability'1985 4,485,219'Phenylene ether copolymer aromatic polycarbonate blends'1984 4,473,679'Thermoplastic acrylic elastomers'1984 4,426,493'Graft polyblend flow improvers for PVC'1984 4,414,342'Glass-filled thermoplastic resins'1983 4,402,902'Method for molding glass-filled thermoplastic resins'1983 4,391,948'Emulsion/suspension ASA graft copolymers as flow modifiers for PVC'1983 4,302,555'Compatibilization of polystyrene and PVC'1981 4,276,393'Char-forming additives for olefin polymers'1981 4,252,704'Graft Polymers with cross-linked polyester elastomers'1981 4,240,947'Cross-linked elastomeric polyester laticies'1980 4,225,684'High impact PVC compositions with cross-linked polyester modifiers'1980 4,224,207'High impact blends of SAN and cross-linked polyester elastomers'1980 4,217,427'Polybutylene terephthalate-polystyrene copolymers'1980 4,212,958'Graft polyblend flow improvers for PVC'1980 4,145,374'High clarity blends of polycarbonates with mercaptan-modified graft polymers'1979 4,075,289'Chlorinated, hydrogenated polybutadiene impact modifiers for PVC'1978 3,985,829'High impact polyblends from hydrogenated butadiene polymers'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1983Patents assigned to BORG WARNER (12)· patent assignee history

1976Based in Des Plaines, IL, US· patent location history

1978–1984Based in Chicago, IL, US· patent location history

1981–1988Patents assigned to BORG WARNER CHEMICALS INC (9)· patent assignee history

1983–1995Based in Northbrook, IL, US· patent location history

1990–1995Patents assigned to GEN ELECTRIC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BORG WARNER	12	1976–1983
BORG WARNER CHEMICALS INC	9	1981–1988
GEN ELECTRIC	2	1990–1995

Locations

Location	Patents	Span
Chicago, Illinois, US	13	1978–1984
Northbrook, Illinois, US	9	1983–1995
Des Plaines, Illinois, US	1	1976