US2839204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupler operating rod bracket
Assignee: Standard Railway Equipment Manufacturing Co
•
Filing: 1957-03-04
•
Granted: 1958-06-17
•
Expires: 1977-03-04
Abstract
No abstract record available.
Inventors
- 👤 Parker J Lahey
- 👤 George R O'leary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:33
CPC Classifications
B; B61; B61G; B61G3/00; B61G3/16; B61G3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1915387A
Cited
US1865729A
Cited
US1918806A
Cited
US2041807A
Cited
US2009930A
Cited
US2356336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |