Patent Application
Utility
App. No. 09/944,666
· Confirmation No. 3786
METHOD AND APPARATUS FOR SECONDARY ROOF SUPPORT IN AN UNDERGROUND MINE
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-12-11 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-12-09 | IFEE |
Issue Fee Payment (PTO-85B) | 2 | View | |
| 2001-08-31 | TRNA |
Transmittal of New Application | 5 | View | |
| 2001-08-31 | SPEC |
Specification | 9 | View | |
| 2001-08-31 | CLM |
Claims | 4 | View | |
| 2001-08-31 | ABST |
Abstract | 1 | View | |
| 2001-08-31 | DRW |
Drawings-only black and white line drawings | 1 | View | |
| 2001-08-31 | OATH |
Oath or Declaration filed | 6 | View |
Inventors
Roy Lee Robertson JR.
Delbarton, WV
James Earl JR.
Proctorville, OH
Attorneys & Agents of Record
Classification
USPC
405/259.1
Prosecution
- Examiner
- PECHHOLD, ALEXANDRA K
- Art Unit
- 3671
- Customer No.
- 26882
- Docket No.
- 31PA0100-U
- Confirmation No.
- 3786
Publication
- Pub. No.
- US20020028113A1
- Pub. Date
- 2002-03-07
Patent Term Adjustment
-92days
from
CREDIT SUISSE
RELEASE OF SECURITY INTEREST AT REEL/FRAME NO. 18454/0652
Recorded 2007-07-31
FIRST LIEN PATENT SECURITY AGREEMENT
Recorded 2007-07-31
SECOND LIEN PATENT SECURITY AGREEMENT
Recorded 2007-07-31
from
CREDIT SUISSE
RELEASE OF SECURITY INTEREST AT REEL/FRAME NO. 18454/0652
Recorded 2007-07-30
SECURITY AGREEMENT
Recorded 2006-10-31
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Quick Facts
- App. No.
- 09/944,666
- Filed
- 2001-08-31
- Granted
- 2004-01-27
- Pub. No.
- US20020028113A1
- Examiner
- PECHHOLD, ALEXANDRA K
- Art Unit
- 3671
- PTA
- -92 days
External Links