Patent Assignment
Reel/Frame 072353/0707
Security Agreement
Recorded: 2025-08-05
Pages: 12
Assignors
SERVA CORPORATION
Executed: 2025-08-01
SERVA GROUP LLC
Executed: 2025-08-01
SG HOLDINGS I LLC
Executed: 2025-08-01
Assignee
ALLY BANK, AS COLLATERAL AGENT
300 PARK AVENUE, 4TH FLOOR, NEW YORK, NEW YORK, 10022
Covered Properties
(13)
First in First Out Hydration Tanks
Variable Displacement Reciprocating Pump
Method for Determining Absolute Density of Cement Slurry
Method for Determining Absolute Density of Cement Slurry
Straight Through Cement Mixer
Gripper for Coiled Tubing Injectors
Variable Displacement Reciprocating Pump
Straight Through Cement Mixer
Straight Through Cement Mixer
Gripper for Coiled Tubing Injectors
Housing for Hi-Pressure Fluid Applications
Coiled Tubing Mast and Method of Servicing a Well
Housing for High-Pressure Fluid Applications
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Agreement
Feb 7, 2008
From: SERVA CORPORATION
To: ALLEN, THOMAS E
Reel/Frame 020478/0378 →
Assignment of Assignor's Interest
Feb 8, 2008
From: ALLEN, THOMAS E.; ALLEN, ALLEN & ASSOCIATES LLC
To: SERVA CORPORATION
Reel/Frame 020478/0902 →
Assignment of Assignor's Interest
Sep 11, 2009
From: MASCHEK, JOHNNIE B., JR.; LAMMONS, CARL STEPHEN
To: GREAT WHITE ENERGY SERVICES LLC
Reel/Frame 023221/0412 →
Assignment of Assignor's Interest
Oct 11, 2010
From: ALLEN, THOMAS E.; ALLEN, ALLEN & ASSOCIATES LLC
To: SERVA CORPORATION
Reel/Frame 025121/0326 →
Release of Security Agreement
Apr 8, 2011
From: ALLEN, THOMAS E.
To: SERVA CORPORATION
Reel/Frame 026100/0878 →
Nunc Pro Tunc Assignment
Jan 30, 2012
From: GREAT WHITE ENERGY SERVICES LLC
To: SERVA GROUP LLC
Reel/Frame 027619/0944 →
Letters of Administration
Feb 8, 2012
From: ALLEN, THOMAS E.
To: ESTATE OF THOMAS E. ALLEN
Reel/Frame 027675/0077 →
Assignment of Assignor's Interest
Apr 26, 2012
From: ALLEN, THOMAS E.
To: ESTATE OF THOMAS E. ALLEN
Reel/Frame 028115/0599 →
Assignment of Assignor's Interest
Jul 27, 2012
From: MASCHEK, JOHNNIE B., JR.; LAMMONS, CARL STEPHEN
To: GREAT WHITE ENERGY SERVICES LLC
Reel/Frame 028660/0278 →
Nunc Pro Tunc Assignment
Jul 31, 2012
From: GREAT WHITE ENERGY SERVICES LLC
To: SERVA GROUP LLC
Reel/Frame 028687/0822 →
Security Agreement
May 14, 2014
From: SERVA GROUP LLC; SERVA CORPORATION
To: ALLY BANK, AS AGENT
Reel/Frame 032901/0462 →
Security Interest
Jun 5, 2015
From: HEIL TRAILER INTRNATIONAL, LLC; SERVA CORPORATION; SERVA GROUP LLC
To: CORTLAND CAPITAL MARKET SERVICES LLC, AS AGENT
Reel/Frame 035834/0157 →
Release of Security Agreement
Jun 5, 2015
From: ALLY BANK, AS AGENT
To: SERVA GROUP LLC; SERVA CORPORATION
Reel/Frame 035833/0871 →
Security Agreement
Jun 5, 2015
From: HEIL TRAILER INTERNATIONAL, LLC; SERVA CORPORATION; SERVA GROUP LLC
To: ALLY BANK, AS AGENT
Reel/Frame 035836/0989 →
Assignment of Assignor's Interest
Jul 10, 2015
From: THE ESTATE OF THOMAS E. ALLEN
To: SERVA GROUP LLC
Reel/Frame 036062/0255 →
Assignment of Assignor's Interest
Feb 29, 2016
From: LADD, BILL; JUN, TANG; CAI, WANG CHEN
To: SERVA GROUP LLC
Reel/Frame 037855/0196 →
Assignment of Assignor's Interest
May 29, 2018
From: LADD, BILL; JUN, TANG; CAI, WANG CHENG
To: SERVA GROUP LLC
Reel/Frame 045924/0344 →
Assignment of Assignor's Interest
Jul 24, 2018
From: BACKER, RAYMOND F.; LUCAS, MATTHEW A.; GEMMELL, ROBERT J.
To: SG HOLDINGS I LLC
Reel/Frame 046440/0498 →
Release of Security Interest
Nov 1, 2018
From: ALLY BANK
To: HEIL TRAILER INTERNATIONAL, LLC; SERVA CORPORATION; SERVA GROUP LLC
Reel/Frame 047387/0750 →
Security Interest
Nov 2, 2018
From: ENTRANS INTERNATIONAL, LLC; SERVA CORPORATION; HEIL TRAILER INTERNATIONAL, LLC; SERVA GROUP LLC
To: BARCLAYS BANK PLC, AS COLLATERAL AGENT
Reel/Frame 047397/0048 →
Security Interest
Nov 2, 2018
From: ENTRANS INTERNATIONAL, LLC; SERVA CORPORATION; HEIL TRAILER INTERNATIONAL, LLC; SERVA GROUP LLC
To: CREDIT SUISSE, AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047390/0522 →
Release of Security Interest
May 25, 2022
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: ENTRANS INTERNATIONAL, LLC; SERVA CORPORATION; HEIL TRAILER INTERNATIONAL, LLC; SERVA GROUP LLC
Reel/Frame 060010/0951 →
Security Agreement
May 31, 2022
From: ENTRANS INTERNATIONAL, LLC; SERVA CORPORATION; HEIL TRAILER INTERNATIONAL, LLC; SERVA GROUP LLC
To: ALLY BANK, AS COLLATERAL AGENT
Reel/Frame 060243/0776 →
Release of Security Interest
Jun 1, 2022
From: BARCLAYS BANK PLC, AS COLLATERAL AGENT
To: ENTRANS INTERNATIONAL, LLC; SERVA CORPORATION; HEIL TRAILER INTERNATIONAL, LLC; SERVA GROUP LLC
Reel/Frame 060077/0515 →
Assignment of Assignor's Interest
May 3, 2024
From: SERVA GROUP LLC
To: SG HOLDINGS I LLC
Reel/Frame 067309/0792 →