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US2884097A
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US
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Mechanical brake slack adjuster for railway car foundation brakes
Assignee: Individual
•
Filing: 1954-12-22
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Granted: 1959-04-28
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Expires: 1974-12-22
Abstract
No abstract record available.
Inventors
- 👤 Posy G Stultz
- 👤 Jr Posy G Stultz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:42
CPC Classifications
B; B61; B61H; B61H15/00; B61H15/0007; B61H15/0014; B61H15/0021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1072313A
Cited
US1327611A
Cited
US1991262A
Cited
US1947405A
Cited
US1933094A
Cited
US2712861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |