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Inventor

Wilfried Wassermann

Inventor
Berlin, DE

Overview

5→
Patents
1989–2008
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium42%
C23CCoating metallic material25%
C30BSingle-crystal growth25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
7,351,678'Catalyst systems for Ziegler-Natta propene polymerisation'20085,259,915'Organometallic compounds'19935,149,853'Organometallic compounds'19925,112,432'Organometallic compounds'19924,880,492'Organometallic compounds'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2008Patents assigned to MERCK PATENT GMBH (4)· patent assignee history
1989–2008Based in Berlin, DE· patent location history
1993Patents assigned to MERCK PATENT GES BESCHRAENKTER (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MERCK PATENT GMBH41989–2008
MERCK PATENT GES BESCHRAENKTER11993
Locations
LocationPatentsSpan
Berlin, DE51989–2008