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Inventor

Aaldrik Roelf Postema

Inventor
Overijse, BE

Overview

4→
Patents
1996–2000
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 bonds57%
C08JWorking-up43%
PatentTitleYear
6,068,790'Polyol formulation for producing latex-like flexible polyurethane foam'20005,730,896'Polymeric foams'19985,703,136'Polymeric foams'19975,578,656'Methods of preparing polymeric foams using cyclic urea blowing promoters'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–1998Patents assigned to ICI PLC (3)· patent assignee history
1996–1998Based in Overijse, BE· patent location history
1997Based in Loosdrecht, NL· patent location history
2000Patents assigned to SHELL OIL CO (1)· patent assignee history
2000Based in Amsterdam, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ICI PLC31996–1998
SHELL OIL CO12000
Locations
LocationPatentsSpan
Overijse, BE21996–1998
Amsterdam, NL12000
Loosdrecht, NL11997