Inventor

Hans J. Neumann

Inventor

Wachenheim, DE

Overview

1978–2003

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 compounds31%

C09JAdhesives31%

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

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%

C09KMaterials for miscellaneous applications, not provided for elsewhere8%

F01KSteam engine plants8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to NEUMANN HANS JOACHIM (1)· patent assignee history

1978Patents assigned to WAGNER HELMUT (1)· patent assignee history

1978Based in Wolfenbuttel, DE· patent location history

1988–2003Patents assigned to BASF AG (4)· patent assignee history

1988–2003Based in Wachenheim, DE· patent location history

1991Patents assigned to SIEMENS AG (1)· patent assignee history

1991Based in Clausthal-Zellerfeld, DE· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations