Granted Patent
Utility
US 6,543,554
· Confirmation No. 5774
ADJUSTABLE HOUSING FOR A MUD MOTOR
Inventor:
Winston Smith
Inventors
Winston Smith
Edmonton, CANADA
Attorneys & Agents of Record
Classification
USPC
175/74
E21B7/067
Prosecution
- Examiner
- SCHOEPPEL, ROGER J
- Art Unit
- 3672
- Customer No.
- 32656
- Docket No.
- PAT031US
- Confirmation No.
- 5774
Publication
- Pub. No.
- US20020170751A1
- Pub. Date
- 2002-11-21
Patent Term Adjustment
-48days
No related applications found.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2012-10-17
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2009-02-10
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-12-04
from
SMITH, WINSTON
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-12-09
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-08-26
from
SMITH, WINSTON
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-03-21
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Quick Facts
- Patent No.
- US 6,543,554
- App. No.
- 09/860,604
- Filed
- 2001-05-21
- Granted
- 2003-04-08
- Pub. No.
- US20020170751A1
- Examiner
- SCHOEPPEL, ROGER J
- Art Unit
- 3672
- PTA
- -48 days
External Links