Patent US3397007A successfully refreshed from Google Patents.
US3397007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring actuated permanent top for camping trailer
Assignee: Ward Manufacturing Inc
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Filing: 1966-03-25
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Granted: 1968-08-13
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 Richard W Scheid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:23
CPC Classifications
B; B62; B62D; B62D63/00; B62D63/06; B62D63/061; B60; B60P; B60P3/00; B60P3/32; B60P3/34; B60P3/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1925945A
Cited
US2767735A
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US2714524A
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US3013836A
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US2954260A
Cited
US3048438A
Cited
US3280806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |