IP Library › Assignment 022006/0231
Patent Assignment
Reel/Frame 022006/0231

Assignment of Assignor's Interest

Recorded: 2008-12-15 Pages: 3
Assignors
DERRIGAN, JAMES
Executed: 2008-01-07
WIERZBOWSKI, CHRIS
Executed: 2008-01-07
Assignee
CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
DR. ALBERT-FRANK-STRASSE 32, TROSTBERG, D-83308, GERMANY
Covered Property (1)
Cover Assembly for Structural Members
Patent: 8,887,463 →
Application: 11/943,986 →
Publication: US 2008/0127590
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Application Serial Number Previously Recorded on Reel 021973 Frame 0220. Assignor(S) Hereby Confirms the Assignment. Dec 16, 2008
From: DERRIGAN, JAMES; WIERZBOWSKI, CHRIS
To: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
Reel/Frame 021983/0623 →
Assignment of Assignor's Interest Aug 18, 2023
From: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
To: SIKA TECHNOLOGY AG
Reel/Frame 064640/0880 →