Patent Assignment
Reel/Frame 020174/0476
Assignment of Assignor's Interest
Recorded: 2007-11-30
Pages: 3
Assignor
ONSITE TECHNOLOGY, LLC
Executed: 2007-11-29
Assignee
DURATHERM, INC.
2700 AVENUE S., SAN LEON, TEXAS, 77539
Covered Properties
(4)
Drilling Fluid Remediation System
Patent:
5,570,749 →
Application:
08/539,259 →
Separation of Hydrocarbons/Water/Emulsifier Mixtures
Patent:
5,736,031 →
Application:
08/719,681 →
Apparatus for Recovering Hydrocarbons from Solids
Patent:
5,927,970 →
Application:
08/796,086 →
Separation of Hydrocarbons/Water/Emulsifier Mixtures
Patent:
6,120,650 →
Application:
09/015,948 →
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 5, 1995
From: REED, LOWELL M.
To: ONSITE TECHNOLOGY, L.L.C.
Reel/Frame 007699/0519 →
Assignment of Assignor's Interest
Sep 26, 1996
From: NYE, JAMES O.; PATE, ROBIN
To: ONSITE TECHNOLOGY, L.L.C.
Reel/Frame 008244/0317 →
Assignment of Assignor's Interest
Feb 5, 1997
From: PATE, ROBIN M.; BLONQUIST, JACK; MONNIG, JOHN; GAMBOA, GERARDO
To: ONSITE TECHNOLOGY
Reel/Frame 008457/0271 →
Security Agreement
Dec 29, 1997
From: ENVIRONMENTAL SAFEGUARDS, INC.; NATIONAL FUEL & ENERGY, INC.; ONSITE TECHNOLOGY, L.L.C.
To: CAHILL, WARNOCK STRATEGIC PARTNERS FUND, L.P. (LIMITED PARTNERSHIP OF DELAWARE)
Reel/Frame 008975/0592 →
Security Agreement
Apr 25, 2008
From: DURATHERM ASSET ACQUISITION CORP.
To: HSH NORDBANK AG, NEW YORK BRANCH
Reel/Frame 020859/0027 →
Release of Security Interest
Jan 3, 2011
From: HSH NORDBANK AG, NEW YORK BRANCH
To: DURATHERM, INC.
Reel/Frame 025571/0993 →
Security Agreement
Jan 12, 2011
From: DURATHERM, INC.
To: THE FROST NATIONAL BANK
Reel/Frame 025622/0437 →
Release of Security Interest
Aug 16, 2011
From: THE FROST NATIONAL BANK
To: DURATHERM, INC.
Reel/Frame 026757/0608 →
Security Agreement
Sep 2, 2011
From: DURATHERM, INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 026855/0584 →
Release of Security Interest
Nov 4, 2016
From: BANK OF AMERICA, N.A.
To: CLEAN HARBORS SAN LEON, INC. (FORMERLY KNOWN AS DURATHERM, INC.)
Reel/Frame 040225/0346 →