US2600976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: American Brake Shoe Co
•
Filing: 1947-10-23
•
Granted: 1952-06-17
•
Expires: 1967-10-23
Abstract
No abstract record available.
Inventors
- 👤 William P Dalrymple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:06
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/30; F16K1/301; B; B05; B05B; B05B7/00; B05B7/02; B05B7/12; B05B7/129; F16K1/308
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1652929A
Cited
US633069A
Cited
US1340107A
Cited
US1542406A
Cited
US1759060A
Cited
US2016998A
Cited
FR783740A
Cited
FR823841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |