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Inventor

David P. J. Pearson

Inventor
Maidenhead, GB

Overview

3→
Patents
1984–1993
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.

A01Nprimary
A01NPreservation of bodies of humans or animals or plants or parts thereof43%
C07DHeterocyclic compounds43%
C07CAcyclic or carbocyclic compounds14%
PatentTitleYear
5,190,574'Herbicidal pyrazolyloxy and pyrazolylamino-benzotriazoles'19935,133,798'Certain herbicidal 1,2,4-triazolo[4,5-b]pyridines'19924,473,395'Method for inducing tillering utilizing certain pyridine-1-oxides'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1993Patents assigned to ICI PLC (3)· patent assignee history
1984Based in Woodley, GB· patent location history
1992–1993Based in Maidenhead, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ICI PLC31984–1993
Locations
LocationPatentsSpan
Maidenhead, GB21992–1993
Woodley, GB11984