US2853338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible auto trailer
Assignee: Individual
•
Filing: 1956-07-06
•
Granted: 1958-09-23
•
Expires: 1976-07-06
Abstract
No abstract record available.
Inventors
- 👤 Charles F Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:05
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/32; B60P3/34; B60P3/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US734422A
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US1474283A
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GB463825A
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US2225993A
Cited
US2459026A
Cited
US2551207A
Cited
GB689969A
Cited
US2714524A
Cited
FR1093992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |