Granted Patent
Utility
US 6,732,980
· Confirmation No. 8727
RAILWAY FROG WEAR COMPONENT
Inventor:
Russell R. Hein
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2009-04-21 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2004-03-19 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-10-08 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-10-08 | SPEC |
Specification | 11 | View | |
| 2002-10-08 | CLM |
Claims | 7 | View | |
| 2002-10-08 | ABST |
Abstract | 1 | View | |
| 2002-10-08 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2002-10-08 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Russell R. Hein
Denison, TX
Attorneys & Agents of Record
Classification
USPC
246/462
E01B7/12
Prosecution
- Examiner
- JULES, FRANTZ F
- Art Unit
- 3617
- Customer No.
- 719
- Docket No.
- 067305.000002
- Confirmation No.
- 8727
Publication
- Pub. No.
- US20040065784A1
- Pub. Date
- 2004-04-08
Patent Term Adjustment
0days
No related applications found.
PROGRESS RAIL SERVICES CORPORATION,
FM INDUSTRIES, INC.,
CHEMETRON RAILWAY PRODUCTS, INC.,
PROGRESS VANGUARD CORPORATION
RELEASE OF PATENT SECURITY AGREEMENT
Recorded 2011-11-18
from
CHEMETRON RAILWAY PRODUCTS, INC.,
FM INDUSTRIES, INC.,
PROGRESS RAIL SERVICES CORPORATION,
PROGRESS VANGUARD CORPORATION
PATENT SECURITY AGREEMENT
Recorded 2005-04-22
from
HEIN, RUSSELL R.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-10-08
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Quick Facts
- Patent No.
- US 6,732,980
- App. No.
- 10/266,558
- Filed
- 2002-10-08
- Granted
- 2004-05-11
- Pub. No.
- US20040065784A1
- Examiner
- JULES, FRANTZ F
- Art Unit
- 3617
- PTA
- 0 days
External Links