Inventor

Ulrich Heubner

Inventor

Werdohl, DE

Overview

1976–2001

Patent span

Chemistry

Primary field (CPC C)

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

C22Cprimary

C22CAlloys41%

B01DSeparation10%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%

Y10TTechnical subjects covered by former us classification7%

B22DCasting of metals3%

C01BNon-metallic elements3%

C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys3%

C23CCoating metallic material3%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976–1982Patents assigned to METALLGESELLSCHAFT AG (3)· patent assignee history

1976–1982Based in Bad Homburg, DE· patent location history

1983–1984Patents assigned to VER DEUTSCHE METALLWERKE AG (2)· patent assignee history

1983–2001Based in Werdohl, DE· patent location history

1989–1990Patents assigned to VDM NICKEL TECH (2)· patent assignee history

1994–2001Patents assigned to KRUPP VDM GMBH (6)· patent assignee history

1997Patents assigned to BAYER AG (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Werdohl, DE	11	1983–2001
Bad Homburg, DE	4	1976–1982