IP Library › Assignment 024444/0868
Patent Assignment
Reel/Frame 024444/0868

Assignment of Assignor's Interest

Recorded: 2010-05-26 Pages: 3
Assignors
SNIDER, PHILIP M
Executed: 2000-08-08
ZIEROLF, JOSEPH A
Executed: 2000-09-08
Assignee
MARATHON OIL COMPANY
539 SOUTH MAIN STREET, FINDLAY, OHIO, 45840
Covered Property (1)
Method and System for Performing Operations and for Improving Production in Wells
Patent: 8,044,820 →
Application: 12/777,779 →
Publication: US 2010/0219980
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 3, 2017
From: MARATHON OIL COMPANY
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 042222/0080 →