Inventor

Richard G. Carter

Inventor

Carnforth, GB

Overview

1981–2004

Patent span

Chemistry

Primary field (CPC C)

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 bonds20%

H01JElectric discharge tubes or discharge lamps20%

B41MPrinting, duplicating, marking, or copying processes10%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds10%

C09DCoating compositions, e.g. paints, varnishes or lacquers10%

F16KValves10%

G05BControl or regulating systems in general10%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1981–1983Patents assigned to UNION CARBIDE CORP (3)· patent assignee history

1981–1982Based in Charleston, WV, US· patent location history

1983Based in Brookfield, CT, US· patent location history

1987–1988Patents assigned to ENGLISH ELECTRIC VALVE CO LTD (2)· patent assignee history

1987–1988Based in Carnforth, GB· patent location history

2004Patents assigned to ADVANTICA INC (1)· patent assignee history

2004Based in Houston, TX, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNION CARBIDE CORP	3	1981–1983
ENGLISH ELECTRIC VALVE CO LTD	2	1987–1988
ADVANTICA INC	1	2004

Locations