Inventor

William G. Williams

Inventor

Baton Rouge, LA, US

Overview

1976–2015

Patent span

Chemistry

Primary field (CPC C)

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

C08Lprimary

C08LCompositions of macromolecular compounds17%

Y10TTechnical subjects covered by former us classification17%

A61FFilters implantable into blood vessels8%

B08BCleaning in general8%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%

C10GCracking hydrocarbon oils8%

F02KJet-propulsion plants8%

F24FAir-conditioning8%

F25BRefrigeration machines, plants or systems8%

F25DRefrigerators8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to CLIFFORD DAVID V (1)· patent assignee history

1976Patents assigned to GORDON STUART (1)· patent assignee history

1976Based in London, GB· patent location history

1980Patents assigned to NAT RES DEV (1)· patent assignee history

1980Based in Islington, CA· patent location history

1984Patents assigned to GETTY OIL CO (1)· patent assignee history

1984Based in College Station, TX, US· patent location history

1990–1991Patents assigned to COPOLYMER RUBBER & CHEM CORP (2)· patent assignee history

1990–1991Based in Baton Rouge, LA, US· patent location history

2015Based in Tyler, TX, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations