IP Library › Assignment 004203/0066
Patent Assignment
Reel/Frame 004203/0066

Assignment of Assignors Interest.

Recorded: 1983-12-16 Pages: 3
Assignors
RECK, REINHOLD
Executed: 1983-04-12
KUHNER, GERHARD
Executed: 1983-04-12
VOLL, MANFRED
Executed: 1983-04-12
KLEINSCHMIT, PETER
Executed: 1983-04-12
Assignee
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT/MAIN, GERMANY
Covered Property (1)
Process for Removing Extractable Substances from Carbon Black
Patent: 4,435,378 →
Application: 06/376,051 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 18, 2000
From: DEGUSSA AKTIENGESELLSCHAFT
To: DEGUSSA-HULS AKTIENGESELLSCHAFT
Reel/Frame 010719/0914 →
Merger Oct 6, 2001
From: DEGUSSA-HULS AKTIENGESELLSCHAFT
To: DEGUSSA AG
Reel/Frame 012322/0909 →