US2664298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding trailer drum rack
Assignee: KENNETH W POLING
•
Filing: 1952-11-14
•
Granted: 1953-12-29
•
Expires: 1972-11-14
Abstract
No abstract record available.
Inventors
- 👤 Donald E Shelby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/32; B60P3/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1875403A
Cited
US1451006A
Cited
GB354259A
Cited
CH183647A
Cited
US2160958A
Cited
US2388192A
Cited
US2468579A
Cited
US2643395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |