US2589009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antisway bar
Assignee: Individual
•
Filing: 1946-03-22
•
Granted: 1952-03-11
•
Expires: 1966-03-22
Abstract
No abstract record available.
Inventors
- 👤 John W Leighton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:45
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/02; B60G21/04; B60G21/05; B60G21/055
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US331215A
Cited
US475304A
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US509069A
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US1130157A
Cited
GB113345A
Cited
US1377980A
Cited
US1742387A
Cited
US1860831A
Cited
US2254261A
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US2497459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |