Patent Assignment
Reel/Frame 008570/0156
Assignment of Assignor's Interest
Recorded: 1997-05-21
Pages: 2
Assignor
WAWRLA, MARTIN
Executed: 1997-05-21
Assignee
PROTECH MANUFACTURING, INC.
26 GANSEVOORT STREET, ALBANY, NEW YORK, 12202
Covered Property
(1)
Coupling with Built-in Gasket and Mechanical Locking Device
Patent:
6,026,803 →
Application:
08/859,922 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 3, 2010
From: SIMPSON DURA-VENT COMPANY, INC.
To: M&G DURA-VENT, INC.
Reel/Frame 024933/0759 →
Change of Name
Sep 20, 2010
From: M&G DURA-VENT, INC.
To: M&G DURAVENT
Reel/Frame 025017/0043 →
Grant of Security Interest in Patents
Sep 27, 2010
From: M&G DURA-VENT, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 025039/0757 →
Merger
Feb 21, 2012
From: PROTECH SYSTEMS, INC. FORMERLY PROTECH MANUFACTURING, INC.
To: SIMPSON DURA-VENT COMPANY, INC.
Reel/Frame 027735/0327 →
Termination and Release of Patent and Trademark Security Agreement
Oct 18, 2021
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: M&G DURA-VENT, INC.
Reel/Frame 057842/0889 →