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Inventor

Werner Spratte

Inventor
Witten, DE

Overview

2→
Patents
1987–2001
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation20%
C07CAcyclic or carbocyclic compounds20%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds20%
C08LCompositions of macromolecular compounds20%
C09DCoating compositions, e.g. paints, varnishes or lacquers20%
PatentTitleYear
6,297,331'Organosiloxanyl derivatives of alkanediol monovinyl ethers, process for their preparation, their modification and their use as paint additives'20014,696,761'De-foamer and processes for its production'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to BYK CHEMIE GMBH (1)· patent assignee history
1987Based in Wesel-Fluren, DE· patent location history
2001Patents assigned to GOLDSCHMIDT AG TH (1)· patent assignee history
2001Based in Witten, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BYK CHEMIE GMBH11987
GOLDSCHMIDT AG TH12001
Locations
LocationPatentsSpan
Witten, DE12001
Wesel-Fluren, DE11987