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Inventor

Gotthilf Wenner

Inventor
Ludwigshafen, DE

Overview

1→
Patents
1977
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds50%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds50%
PatentTitleYear
4,014,914'Manufacture of 4,4\'-diphenylmethane diisocyanate and a mixture of diisocyanates and polyisocyanates'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to BASF AG (1)· patent assignee history
1977Based in Ludwigshafen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF AG11977
Locations
LocationPatentsSpan
Ludwigshafen, DE11977