Patent US1379798A successfully refreshed from Google Patents.
US1379798A
Expired / Lapsed
US
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Vehicle-spring-retaining means
Assignee: Individual
•
Filing: 1920-04-12
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Granted: 1921-05-31
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Expires: 1940-04-12
Abstract
No abstract record available.
Inventors
- 👤 Earl F Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:00
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/02; B60G11/10; B60G11/113; B60G2200/00; B60G2200/30; B60G2200/31; B60G2204/00; B60G2204/40; B60G2204/43; B60G2204/4306
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1924-05-30 | 1924-11-29 | 1925-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-05-30 | 1928-11-29 | 1929-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-05-30 | 1932-11-29 | 1933-05-31 | $7700.00 | Window Closed / Lapsed |