Patent Application
Provisional
Small
App. No. 60/811,740
· Confirmation No. 4880
Viscosity breaker for polyacrylamide friction reducers
Provisional Application Expired
Inventors
Oscar L. Valeriano
Odessa, TX
Richard J. Dyer
Midland, TX
Prosecution
- Confirmation No.
- 4880
from
CHEMPLEX, LTD.
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S ADDRESS PREVIOUSLY RECORDED ON REEL 027374 FRAME 0713. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2011-12-14
from
CHEMPLEX, LTD.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2011-12-13
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Quick Facts
- App. No.
- 60/811,740
- Filed
- 2006-06-08
External Links