IP Library Assignment 018731/0991
Patent Assignment
Reel/Frame 018731/0991

SECURITY AGREEMENT

Recorded: 2007-01-11 Received: 2007-01-11 Pages: 8
Assignor
PRODUCTION CONTROL SERVICES, INC.
Executed: 2007-01-05
Assignee
Covered Applications (16)
Method and Apparatus for Utilizing Pressure Signature in Conjunction with Fall Time As Indicator in Oil and Gas Wells
App. No. 60/870,569
REAL-TIME CAPTURE AND TRANSFORMATION OF HEMISPHERICAL VIDEO IMAGES TO IMAGES IN RECTILINEAR COORDINATES
App. No. 11/432,774
Multi-well controller
App. No. 60/763,590
SLIDABLE SLEEVE PLUNGER
App. No. 11/322,577
LIQUID AERATION PLUNGER
App. No. 11/124,805
VARIABLE ORIFICE BYPASS PLUNGER
App. No. 11/110,447
SAND PLUNGER
App. No. 11/105,753
THERMAL ACTUATED PLUNGER
App. No. 11/071,148
DATA LOGGER PLUNGER AND METHOD FOR ITS USE
App. No. 11/060,513
INTERNAL SHOCK ABSORBER BYPASS PLUNGER
App. No. 11/010,168
INTERNAL SHOCK ABSORBER PLUNGER
App. No. 11/009,997
MULTI-PART PLUNGER
App. No. 10/803,373
PAD PLUNGER ASSEMBLY WITH CONCAVE PAD SUBASSEMBLY
App. No. 10/210,930
PAD PLUNGER ASSEMBLY WITH ONE-PIECE LOCKING END MEMBERS
App. No. 10/210,947
WELL HEAD LUBRICATOR ASSEMBLY WITH POLYURETHANE IMPACT-ABSORBING SPRING
App. No. 09/944,473
PAD PLUNGER ASSEMBLY WITH INTERFITTING KEYS AND KEY WAYS ON MANDREL AND PADS
App. No. 09/944,350