Granted Patent
Utility
US 6,640,824
· Confirmation No. 4549
MUD SAVER KELLY VALVE
Inventor:
Davor Majkovic
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-09-08 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2001-07-13 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-07-13 | A.PE |
Preliminary Amendment | 8 | View | |
| 2001-07-13 | SPEC |
Specification | 10 | View | |
| 2001-07-13 | CLM |
Claims | 4 | View | |
| 2001-07-13 | ABST |
Abstract | 1 | View | |
| 2001-07-13 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2001-07-13 | OATH |
Oath or Declaration filed | 1 | View |
Inventors
Davor Majkovic
Edmonton, CANADA
Attorneys & Agents of Record
Classification
USPC
137/71
Prosecution
- Examiner
- RIVELL, JOHN A
- Art Unit
- 3753
- Customer No.
- 23505
- Docket No.
- 1030-15603
- Confirmation No.
- 4549
Publication
- Pub. No.
- US20010037900A1
- Pub. Date
- 2001-11-08
Patent Term Adjustment
-64days
RELEASE OF SECURITY INTEREST
Recorded 2021-07-20
ABL PATENT SECURITY AGREEMENT
Recorded 2020-03-17
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Quick Facts
- Patent No.
- US 6,640,824
- App. No.
- 09/905,133
- Filed
- 2001-07-13
- Granted
- 2003-11-04
- Pub. No.
- US20010037900A1
- Examiner
- RIVELL, JOHN A
- Art Unit
- 3753
- PTA
- -64 days
External Links