IP Library › Assignment 033310/0744
Patent Assignment
Reel/Frame 033310/0744

Assignment of Assignor's Interest

Recorded: 2014-07-15 Pages: 3
Assignors
WOELFLE, HEIMO
Executed: 2014-07-02
WALTHER, BURKHARD
Executed: 2014-07-04
KÖHLER, MAXIMILIAN
Executed: 2014-07-04
PUTZIEN, SOPHIE
Executed: 2014-07-04
Assignee
CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
DR.-ALBERT-FRANK-STRASSE 32, TROSTBERG, 83308, GERMANY
Covered Property (1)
2-Oxo-1,3-Dioxolane-4-Carboxamides, Their Preparation and Use
Patent: 9,309,218 →
Application: 14/364,413 →
Publication: US 2015/0051365
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 →