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Inventor

Ian W. Parsons

Inventor
Selly Oak, GB

Overview

4→
Patents
1982–1991
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds80%
C08LCompositions of macromolecular compounds20%
PatentTitleYear
5,075,412'Aromatic polymer'19914,970,271'Aromatic polymer'19904,465,814'Thermoplastic copolymer of poly(bisphenol A terephthalate) copolycarbonate and poly(bisphenol A isophthalate) copolycarbonate'19844,355,150'Thermoplastic poly(bisphenol A tere- or isophthalate) copolycarbonate'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1984Patents assigned to SECR DEFENCE BRIT (2)· patent assignee history
1982–1984Based in Selly Oak, GB· patent location history
1990–1991Patents assigned to ICI PLC (2)· patent assignee history
1990Based in Borneville, GB· patent location history
1991Based in Birmingham, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ICI PLC21990–1991
SECR DEFENCE BRIT21982–1984
Locations
LocationPatentsSpan
Selly Oak, GB21982–1984
Birmingham, GB11991
Borneville, GB11990