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US2855180A
Expired / Lapsed
US
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Tire spreading device
Assignee: AMBER DUCK PRODUCTS Corp
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Filing: 1952-08-02
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Granted: 1958-10-07
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Expires: 1972-08-02
Abstract
No abstract record available.
Inventors
- 👤 Douglass Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:52
CPC Classifications
B; B60; B60C; B60C25/00; B60C25/14; B60C25/142
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1848961A
Cited
US2310891A
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US2347311A
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US2375595A
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GB599037A
Cited
US2496389A
Cited
US2567681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |