Inventor

Werner Stelzel

Inventor

Bad Soden, DE

Overview

6→

Patents

1978–1989

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

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

C09Dprimary

C09DCoating compositions, e.g. paints, varnishes or lacquers29%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds18%

C04BLime, magnesia12%

Y10TTechnical subjects covered by former us classification12%

B05DProcesses for applying fluent materials to surfaces, in general6%

B27KProcesses, apparatus or selection of substances for impregnating, staining, dyeing, bleaching of wood or similar materials, or treating of wood or similar materials with permeant liquids, not otherwise provided for6%

B28BShaping clay or other ceramic compositions6%

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

C08LCompositions of macromolecular compounds6%

PatentTitleYear

4,871,594'Use of aqueous cationic dispersions of synthetic resins for impregnating and priming of absorbent substrates'1989 4,421,889'Aqueous dispersion paints and process for making the same'1983 4,146,516'Thixotropic mixture'1979 4,140,666'Process for the manufacture of plastics dispersions'1979 4,089,999'Impregnation and primer coating of absorptive substrates with plastics dispersions'1978 4,089,829'Process for the manufacture of plastics dispersions'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1989Patents assigned to HOECHST AG (6)· patent assignee history

1978–1989Based in Bad Soden, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HOECHST AG	6	1978–1989

Locations

Location	Patents	Span
Bad Soden, DE	6	1978–1989