US2494696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Caster brake
Assignee: Individual
•
Filing: 1946-07-15
•
Granted: 1950-01-17
•
Expires: 1966-07-15
Abstract
No abstract record available.
Inventors
- 👤 Charles F Forbes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:21
CPC Classifications
B; B60; B60B; B60B33/00; B60B33/02; B60B33/021; B62; B62L; B62L3/00; B62L3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190514244A
Cited
US1671774A
Cited
US1632435A
Cited
US1998236A
Cited
US2081594A
Cited
DE672197C
Cited
US2147064A
Cited
US2262433A
Cited
US2345442A
Cited
US2366927A
Cited
US2422892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |