Granted Patent
Utility
US 6,637,625
· Confirmation No. 8158
CONTINUOUS POSITIVE DISPLACEMENT METERING VALVE
Inventor:
Richard Jefferson
Patented Case
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2005-12-08 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2003-07-24 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-07-24 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2001-08-16 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-08-16 | DRW |
Drawings-only black and white line drawings | 4 | View | |
| 2001-04-19 | TRNA |
Transmittal of New Application | 4 | View | |
| 2001-04-19 | ADS |
Application Data Sheet | 2 | View | |
| 2001-04-19 | SPEC |
Specification | 7 | View | |
| 2001-04-19 | CLM |
Claims | 2 | View | |
| 2001-04-19 | ABST |
Abstract | 1 | View | |
| 2001-04-19 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2001-04-19 | OATH |
Oath or Declaration filed | 1 | View |
Inventors
Richard Jefferson
Garden Grove, CA
Attorneys & Agents of Record
Classification
USPC
222/275
Prosecution
- Examiner
- WILLATT, STEPHANIE L
- Art Unit
- 3732
- Customer No.
- 20995
- Docket No.
- A-1638
- Confirmation No.
- 8158
Patent Term Adjustment
-44days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2016-02-25
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2016-02-25
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-12-16
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Quick Facts
- Patent No.
- US 6,637,625
- App. No.
- 09/838,674
- Filed
- 2001-04-19
- Granted
- 2003-10-28
- Examiner
- WILLATT, STEPHANIE L
- Art Unit
- 3732
- PTA
- -44 days
External Links