Granted Patent
Utility
US 6,568,428
· Confirmation No. 5330
BACKWASH VALVE
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-03-19 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-03-19 | SPEC |
Specification | 33 | View | |
| 2001-03-19 | CLM |
Claims | 7 | View | |
| 2001-03-19 | ABST |
Abstract | 1 | View | |
| 2001-03-19 | DRW |
Drawings-only black and white line drawings | 24 | View | |
| 2001-03-19 | OATH |
Oath or Declaration filed | 2 | View | |
| 2001-03-19 | LET. |
Miscellaneous Incoming Letter | 1 | View |
Inventors
Gene L. Pecci
Novato, CA
Bruce W. Maskell
Fairfield, CA
Attorneys & Agents of Record
Classification
USPC
137/597
Prosecution
- Examiner
- LEE, KEVIN L
- Art Unit
- 3753
- Customer No.
- 23464
- Docket No.
- 010112
- Confirmation No.
- 5330
Publication
- Pub. No.
- US20010011557A1
- Pub. Date
- 2001-08-09
Patent Term Adjustment
-51days
RELEASE OF SECURITY INTEREST
Recorded 2022-02-03
INTELLECTUAL PROPERTY SECURITY AGREEMENT ASSIGNMENT
Recorded 2022-02-01
ABL INTELLECTUAL PROPERTY SECURITY AGREEMENT
Recorded 2018-07-05
SECURITY INTEREST
Recorded 2018-07-05
CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT NUMBER INADVERTENTLY INCLUDED, 9312583 SHOULD BE 8312583 AND ADD A NUMBER INADVERTENTLY EXCLUDED 6149049. PREVIOUSLY RECORDED ON REEL 040935 FRAME 0141. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE OF SECURITY INTEREST.
Recorded 2018-06-21
RELEASE OF SECURITY INTEREST
Recorded 2017-01-10
INTELLECTUAL PROPERTY SECURITY AGREEMENT
Recorded 2013-01-31
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-05-04
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Quick Facts
- Patent No.
- US 6,568,428
- App. No.
- 09/812,104
- Filed
- 2001-03-19
- Granted
- 2003-05-27
- Pub. No.
- US20010011557A1
- Examiner
- LEE, KEVIN L
- Art Unit
- 3753
- PTA
- -51 days
External Links