Patent Assignment
Reel/Frame 020261/0127
Assignment of Assignor's Interest
Recorded: 2007-12-18
Pages: 3
Assignor
LAFLEUR, KARL K.
Executed: 1991-10-15
Assignee
LAFLEUR PETROLEUM SERVICES, INC.
1810 BANKS DRIVE, WEATHERFORD, TEXAS, 76087
Covered Property
(1)
Cementing Plug
Patent:
5,435,386 →
Application:
08/335,462 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Mar 5, 2008
From: TOP-CO CEMENTING PRODUCTS INC.; TOP-CO VENTURES INC.; LAFLEUR PETROLEUM SERVICES INC.
To: ROYAL BANK OF CANADA
Reel/Frame 020599/0274 →
Security Agreement
Jul 17, 2008
From: TOP-CO CEMENTING PRODUCTS INC.
To: CANADIAN IMPERIAL BANK OF COMMERCE
Reel/Frame 021243/0611 →
Release of Security Interest
Jul 6, 2012
From: CANADIAN IMPERIAL BANK OF COMMERCE
To: TOP-CO CEMENTING PRODUCTS INC.
Reel/Frame 028502/0638 →