IP Library › Assignment 004307/0444
Patent Assignment
Reel/Frame 004307/0444

Assignment of Assignors Interest.

Recorded: 1984-10-02 Pages: 3
Assignors
NAUROTH, PETER
Executed: 1984-04-10
ESCH, HEINZ
Executed: 1984-04-24
TURK, GUNTER
Executed: 1984-05-14
Assignee
DEGUSSA ATIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT/MAIN, GERMANY
Covered Property (1)
Precipitated Silicas Having High Structure and Process for Their Preparation
Patent: 4,495,167 →
Application: 06/438,633 →
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 →