Patent Assignment
Reel/Frame 014119/0460
Security Interest
Recorded: 2003-11-12
Received: 2003-11-12
Pages: 34
Assignors
AES ACQUISITION, L.P.
Executed: 2003-11-10
BROOKS WELL SERVICING BENEFICIAL, L.P.
Executed: 2003-11-10
BROOKS WELL SERVICING, INC.
Executed: 2003-11-10
BROOKS WELL SERVICING, LLC
Executed: 2003-11-10
DAWSON PRODUCTION ACQUISITION CORP.
Executed: 2003-11-10
DAWSON PRODUCTION MANAGEMENT, INC.
Executed: 2003-11-10
DAWSON PRODUCTION PARTNERS, L.P.
Executed: 2003-11-10
DAWSON PRODUCTION TAYLOR, INC.
Executed: 2003-11-10
KALKASKA OILFIELD SERVICES, INC.
Executed: 2003-11-10
KEY ENERGY DRILLING BENEFICIAL, L.P.
Executed: 2003-11-10
KEY ENERGY DRILLING, INC.
Executed: 2003-11-10
KEY ENERGY SERVICES, INC.
Executed: 2003-11-10
KEY ENERGY SERVICES-CALIFORNIA, INC.
Executed: 2003-11-10
KEY ENERGY SERVICES-SOUTH TEXAS, INC.
Executed: 2003-11-10
KEY ENERY DRILLING, LLC
Executed: 2003-11-10
KEY FOUR CORNERS, INC.
Executed: 2003-11-10
KEY ROCKY MOUNTAIN, INC.
Executed: 2003-11-10
MISR KEY ENERGY SERVICES, LLC
Executed: 2003-11-10
Q ENERGY SERVICES, L.L.C.
Executed: 2003-11-10
Q OIL & GAS SERVICES, LLC
Executed: 2003-11-10
Q PRODUCTION SERVICES, L.P.
Executed: 2003-11-10
Q SERVICES, INC.
Executed: 2003-11-10
Q.V. SERVICES BENEFICIAL, L.P.
Executed: 2003-11-10
Q.V. SERVICES OF TEXAS, L.P.
Executed: 2003-11-10
Q.V. SERVICES, INC.
Executed: 2003-11-10
Q.V. SERVICES, LLC
Executed: 2003-11-10
QUALITY OIL FIELD SERVICES, L.P.
Executed: 2003-11-10
QUALITY TUBULAR SERVICES, L.P.
Executed: 2003-11-10
UNITRAK SERVICES HOLDING, INC.
Executed: 2003-11-10
UNITRAK SERVICES, L.P.
Executed: 2003-11-10
UNITRAK SERVICES, LLC
Executed: 2003-11-10
WATSON OILFIELD SERVICE & SUPPLY, INC.
Executed: 2003-11-10
WELL-CO OIL SERVICE, INC.
Executed: 2003-11-10
WELLTECH EASTERN, INC.
Executed: 2003-11-10
WELLTECH MID-CONTINENT BENEFICIAL, L.P.
Executed: 2003-11-10
WELLTECH MID-CONTINENT, INC.
Executed: 2003-11-10
WELLTECH MID-CONTINENT, LLC
Executed: 2003-11-10
YALE E. KEY BENEFICIAL, L.P.
Executed: 2003-11-10
YALE E. KEY, INC.
Executed: 2003-11-10
YALE E. KEY, LLC
Executed: 2003-11-10
Assignee
PNC BANK, NATIONAL ASSOCIATION
249 FIFTH AVENUE, ONE PNC PLAZA 2ND FLOOR, PITTSBURGH, PA, 15222, UNITED STATES
Covered Properties
(16)
Method of Monitoring Service Operations of a Service Vehicle at a Well Site
Application:
10/440,633 →
Portable memory device for mobile workover rig
Application:
10/437,673 →
Warning device to prevent clutch burning on a well service rig
Application:
60/447,342 →
Ergonomics safety warning device and a method to prevent clutch burning on a well service rig
Application:
60/447,343 →
Inventory counter for oil & gas wells
Application:
60/441,212 →
Crown out floor out system for well service rig
Application:
60/428,506 →
Engine Speed Limiter for a Hoist
Application:
10/263,630 →
Servicing System for Wells
Application:
10/113,609 →
Tongs Monitor with Learning Mode
Application:
10/046,688 →
Method of Monitoring Pumping Operations of a Service Vehicle at a Well Site
Application:
09/945,924 →
Method of managing workers at a well site
Application:
09/839,411 →
Method of Managing a Well File Record at a Well Site
Application:
09/839,444 →
Method of Monitoring Operations of Multiple Service Vehicles at a Well Site
Application:
09/838,857 →
Method of managing work orders at a well site
Application:
09/839,080 →
Method of managing billing information at a well site
Application:
09/839,103 →
Sucker Rod Tool
Application:
09/768,551 →