IP Library Assignment 037728/0479
Patent Assignment
Reel/Frame 037728/0479

Assignment of Assignor's Interest

Recorded: 2016-02-12 Pages: 10
Assignors
PUTZIEN, SOPHIE
Executed: 2016-01-11
KÖHLER, MAXIMILIAN
Executed: 2016-01-13
WÖLFLE, HEIMO
Executed: 2016-01-11
WALTHER, BURKHARD
Executed: 2016-01-12
Assignee
CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
DR.-ALBERT-FRANK-STRASSE 32, TROSTBERG, 83308, GERMANY
Covered Property (1)
2-Oxo-1,3-Dioxolane-4-Acyl Halides, Their Preparation and Use
Patent: 9,643,948 →
Application: 14/899,638 →
Publication: US 2016/0145232
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 18, 2023
From: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
To: SIKA TECHNOLOGY AG
Reel/Frame 064640/0880 →