Granted Patent
Utility
US 6,485,259
· Confirmation No. 4374
VANELESS IMPELLER HOUSING FOR A VACUUM CLEANER
Inventor:
Robert C. Berfield
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2013-07-25 | SOL.NTC.SUIT |
Report on the filing or determination of an action regarding a patent | 1 | View | |
| 2001-07-24 | TRNA |
Transmittal of New Application | 4 | View | |
| 2001-07-24 | SPEC |
Specification | 9 | View | |
| 2001-07-24 | CLM |
Claims | 5 | View | |
| 2001-07-24 | ABST |
Abstract | 1 | View | |
| 2001-07-24 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2001-07-24 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Robert C. Berfield
Jersey Shore, PA
Attorneys & Agents of Record
Classification
USPC
415/206
A47L9/0081
A47L5/22
Prosecution
- Examiner
- NGUYEN, NINH H
- Art Unit
- 3745
- Customer No.
- 4743
- Docket No.
- 28076/SV744B
- Confirmation No.
- 4374
Publication
- Pub. No.
- US20010041135A1
- Pub. Date
- 2001-11-15
Patent Term Adjustment
-91days
RELEASE OF SECURITY INTEREST
Recorded 2021-01-13
RELEASE OF SECURITY INTEREST
Recorded 2017-11-21
from
SHOP VAC CORPORATION
SECURITY INTEREST
Recorded 2017-11-21
from
SHOP VAC CORPORATION
SECURITY AGREEMENT
Recorded 2013-12-31
from
SHOP VAC CORPORATION
SECURITY AGREEMENT
Recorded 2007-08-09
from
SHOP VAC CORPORATION
NOTICE OF GRANT OF SECURITY INTEREST
Recorded 2003-01-29
from
SHOP VAC CORPORATION
NOTICE OF GRANT OF SECURITY INTEREST
Recorded 2003-01-29
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Quick Facts
- Patent No.
- US 6,485,259
- App. No.
- 09/911,679
- Filed
- 2001-07-24
- Granted
- 2002-11-26
- Pub. No.
- US20010041135A1
- Examiner
- NGUYEN, NINH H
- Art Unit
- 3745
- PTA
- -91 days
External Links