Inventor

John H. Parsons

Inventor

Saffron Walden, GB

Overview

17→

Patents

1977–2003

Patent span

Chemistry

Primary field (CPC C)

Patents· 17 as inventor

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

C07Dprimary

C07DHeterocyclic compounds53%

A01NPreservation of bodies of humans or animals or plants or parts thereof31%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium9%

C07CAcyclic or carbocyclic compounds6%

PatentTitleYear

6,541,630'Fungicides'2003 6,432,964'Fungicides'2002 5,173,503'Imidazole fungicides'1992 5,096,915'Azole fungicides'1992 5,093,364'5-fluoroanthranilic fungicides'1992 5,045,557'Imidazable fungicides and use thereof'1991 4,853,400'Fungicides'1989 4,780,473'Bicyclic fungicides'1988 4,772,613'Fungicides'1988 4,414,221'Pesticidal 1,2,4-triazole compounds'1983 4,237,127'1,2,4,5-Tetrazines'1980 4,183,741'Herbicidally-active heterocyclic compounds'1980 4,138,548'Acaricidal pyridinium salts'1979 4,125,617'Acaricidal pyridinium salts'1978 RE029439'Certain 1,2,4-Oxa- and -thiadiazol-5-ylthioalkanoic acid derivatives'1977 4,025,632'Acaricidal pyridinium salts'1977 4,013,669'Ester-pyridinium compounds as acaricides'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1980Patents assigned to FISONS LTD (6)· patent assignee history

1977–2003Based in Saffron Walden, GB· patent location history

1983Patents assigned to FBC LTD (1)· patent assignee history

1988–1992Patents assigned to SCHERING AGROCHEMICALS LTD (7)· patent assignee history

1992Based in Essex, GB· patent location history

2002–2003Patents assigned to AGREVO UK LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SCHERING AGROCHEMICALS LTD	7	1988–1992
FISONS LTD	6	1977–1980
AGREVO UK LTD	2	2002–2003
FBC LTD	1	1983

Locations

Location	Patents	Span
Saffron Walden, GB	16	1977–2003
Essex, GB	1	1992