Patent Assignment
Reel/Frame 026826/0569
Assignment of Assignor's Interest
Recorded: 2011-08-30
Pages: 4
Assignee
TETRA APPLIED TECHNOLOGIES, LLC
24955 I-45 NORTH, THE WOODLANDS, TEXAS, 77380
Covered Property
(1)
Method and Apparatus of Hot Tapping Multiple Coaxial Strings of Underwater Piping and/or Tubing for Overturned Rigs or Platforms
Application:
61/165,475 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Quitclaim of Invention Rights
May 17, 2011
From: SUPERIOR MANUFACTURING & HYDRAULICS, INC.; BANGERT, DANIEL; GRAVOUIA, MARK; MASINGKAN, RIZAL
To: HOT TAP TOOLS, LLC
Reel/Frame 026286/0735 →
Assignment of Assignor's Interest
Aug 30, 2011
From: MCGRAW, HARRY; BLAND, LESLIE M.
To: HOT TAP TOOLS, LLC
Reel/Frame 026825/0685 →
Quitclaim of Invention Rights
Sep 13, 2011
From: BANGERT, DANIEL; GRAVOUIA, MARK; MASINGKAN, RIZAL
To: HOT TAP TOOLS, LLC
Reel/Frame 026897/0672 →
Assignment of Assignor's Interest
Sep 13, 2011
From: MCGRAW, HARRY; BLAND, LESLIE M.
To: HOT TAP TOOLS, LLC
Reel/Frame 026898/0772 →
Assignment of Assignor's Interest
Oct 6, 2011
From: MCGRAW, HARRY; BLAND, LESLIE M.
To: HOT TAP TOOLS, LLC
Reel/Frame 027025/0359 →