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Inventor

Josephus H. Van Deursen

Inventor
Amsterdam, NL

Overview

3→
Patents
1991–1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 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 bonds40%
C07CAcyclic or carbocyclic compounds20%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons20%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons20%
PatentTitleYear
5,245,108'Cycloolefin purification method'19935,066,778'Carbon monoxide/cyclopenten copolymer and preparation with aromatic dinitro compound'19915,045,258'Process for the preparation of thermoplastic fibers'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to SHELL OIL CO (2)· patent assignee history
1991–1993Based in Amsterdam, NL· patent location history
1993Patents assigned to SHELL RES LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHELL OIL CO21991
SHELL RES LTD11993
Locations
LocationPatentsSpan
Amsterdam, NL31991–1993