IP Library › Assignment 025309/0403
Patent Assignment
Reel/Frame 025309/0403

Security Agreement

Recorded: 2010-11-23 Pages: 4
Assignor
Assignee
URS CORPORATION
600 MONTGOMERY STREET, 26TH FLOOR, SAN FRANCISCO, CALIFORNIA, 94111
Covered Properties (4)
Method and Apparatus for Removing Stuck Portions of a Drill String
Patent: 4,574,888 →
Application: 06/637,385 →
Method and Apparatus for Improving Oil Production in Oil Wells
Patent: 4,674,571 →
Application: 06/788,012 →
Method and Apparatus for Seismic Exploration
Patent: 4,674,591 →
Application: 06/834,638 →
Gas Distribution System for Venturi Scrubbers and Absorbers
Patent: 6,808,166 →
Application: 10/202,293 →
Publication: US 2003/0020186
Related Assignments (9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Aug 2, 1984
From: VOGEN, WAYNE V.
To: URS CORPORATION A CORP OF DE
Reel/Frame 004294/0627 →
Assignment of Assignors Interest. Jan 21, 1986
From: VOGEN, WAYNE V.
To: URS CORPORATION
Reel/Frame 004502/0042 →
Assignment of Assignors Interest. Feb 28, 1986
From: VOGEN, WAYNE V.
To: URS CORPORATION
Reel/Frame 004547/0632 →
Security Interest Nov 2, 1999
From: URS CORPORATION, A DELAWARE CORPORATION; DEMETER ACQUISITION CORPORATION, (DE CORPORATION); GCH ACQUISITION CORP. (PA CORPORATION); GEO-CON, INC. (PA CORPORATION)
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 010351/0264 →
Release of Security Interest in Patents Aug 26, 2002
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: URS CORPORATION
Reel/Frame 013221/0656 →
Security Agreement Aug 26, 2002
From: URS CORPORATION
To: CREDIT SUISSE FIRST BOSTON
Reel/Frame 013221/0949 →
Assignment of Assignor's Interest Jan 13, 2003
From: HARGROVE, OLIVER W. JR.; DENLINGER, MARK A.
To: URS CORPORATION
Reel/Frame 013660/0073 →
Release of Security Interest in Patents Jun 28, 2005
From: CREDIT SUISSE FIRST BOSTON, NEW YORK BRANCH
To: URS CORPORATION
Reel/Frame 016195/0234 →
Grant of Patent Security Interest Nov 16, 2007
From: URS CORPORATION
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 020125/0406 →