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Patent US3393936A successfully refreshed from Google Patents.
US3393936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible station wagon trunk
Assignee: Individual
•
Filing: 1966-08-19
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Granted: 1968-07-23
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Expires: 1986-08-19
Abstract
No abstract record available.
Inventors
- 👤 Francis M Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:06
CPC Classifications
B; B60; B60R; B60R5/00; B60R5/04; B60R5/044; B60R5/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2136972A
Cited
US2803490A
Cited
US2934248A
Cited
US2889097A
Cited
US2967037A
Cited
US3338620A
Cited
US3291520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |