IP Library Assignment 024884/0554
Patent Assignment
Reel/Frame 024884/0554

Assignment of Assignor's Interest

Recorded: 2010-08-25 Pages: 4
Assignors
ZUBRIN, ROBERT M
Executed: 2010-08-25
BERGGREN, MARK H
Executed: 2010-08-25
Assignee
PIONEER ENERGY, INC.
11111 WEST 8TH AVENUE, UNIT A, LAKEWOOD, COLORADO, 80215
Covered Property (1)
Systems and Methods for Generating in-Situ Carbon Dioxide Driver Gas for Use in Enhanced Oil Recovery
Patent: 8,616,294 →
Application: 12/868,015 →
Publication: US 2010/0314136