Inventor

Horst Stepanski

Inventor

Leverkusen, DE

Overview

1992–2003

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 bonds32%

C09JAdhesives24%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

C08LCompositions of macromolecular compounds6%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

B05DProcesses for applying fluent materials to surfaces, in general3%

B29BPreparation or pretreatment of the material to be shaped3%

C08JWorking-up3%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges3%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992–1995Patents assigned to BAYER AG (11)· patent assignee history

1992–2003Based in Leverkusen, DE· patent location history

2003Patents assigned to PETERMANN MARCUS (1)· patent assignee history

2003Patents assigned to WEIDNER ECKHARD (1)· patent assignee history

2003Patents assigned to ZILZER ANDREAS (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Leverkusen, DE	12	1992–2003