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Inventor

John Robert Lawson

Inventor
Manchester, GB

Overview

4→
Patents
1976–2000
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.

C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments33%
B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering17%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium17%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds17%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices17%
PatentTitleYear
6,025,114'Liquid photocurable compositions'20005,684,101'Free radical polymerisation process'19974,257,944'Process for the manufacture of cyano azo dyes'19813,996,221'Dyestuffs'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to ICI LTD (2)· patent assignee history
1976–2000Based in Manchester, GB· patent location history
1997–2000Patents assigned to ZENECA LTD (2)· patent assignee history
1997Based in Middleton, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ICI LTD21976–1981
ZENECA LTD21997–2000
Locations
LocationPatentsSpan
Manchester, GB31976–2000
Middleton, CA11997