Inventor

Richard P. Pankratz

Inventor

Circleville, OH, US

Overview

1980–2010

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification25%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices14%

C09DCoating compositions, e.g. paints, varnishes or lacquers11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

B41MPrinting, duplicating, marking, or copying processes7%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%

C08JWorking-up7%

G03CPhotosensitive materials for photographic purposes7%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%

C09JAdhesives4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1980–2010Patents assigned to DU PONT (12)· patent assignee history

1980–2010Based in Circleville, OH, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DU PONT	12	1980–2010

Locations

Location	Patents	Span
Circleville, OH, US	12	1980–2010