Granted Patent
Utility
US 6,543,798
· Confirmation No. 8863
ANTI-TIP CASTER SUSPENSION FOR A WHEELCHAIR
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-08-20 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-08-20 | DRW |
Drawings-only black and white line drawings | 12 | View | |
| 2001-03-19 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-03-19 | SPEC |
Specification | 15 | 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 | 12 | View | |
| 2001-03-19 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Walter E. Schaffner
Shavertown, PA
Walter A. Watkins
Courtdale, PA
Gerald J. White JR.
Hunlock Creek, PA
Attorneys & Agents of Record
Classification
USPC
280/755
Prosecution
- Examiner
- ILAN, RUTH
- Art Unit
- 3616
- Customer No.
- 35811
- Docket No.
- 6993-16 (147648)
- Confirmation No.
- 8863
Publication
- Pub. No.
- US20020030343A1
- Pub. Date
- 2002-03-14
Patent Term Adjustment
-95days
SECURITY AGREEMENT
Recorded 2009-03-18
from
SCHAFFNER, WALTER E.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-08-04
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-07-02
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Quick Facts
- Patent No.
- US 6,543,798
- App. No.
- 09/811,683
- Filed
- 2001-03-19
- Granted
- 2003-04-08
- Pub. No.
- US20020030343A1
- Examiner
- ILAN, RUTH
- Art Unit
- 3616
- PTA
- -95 days
External Links