Patent US2061827A successfully refreshed from Google Patents.
US2940652A
Expired / Lapsed
US
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Car top holding device
Assignee: DAVID W BARROWS
•
Filing: 1957-07-19
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Granted: 1960-06-14
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Expires: 1977-07-19
Abstract
No abstract record available.
Inventors
- 👤 Paul V Willard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:24
CPC Classifications
B; B60; B60R; B60R9/00; B60R9/04; B60R9/058; Y; Y10; Y10S; Y10S224/00; Y10S224/922
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2268958A
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US2461897A
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US2514266A
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US2634034A
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US2682982A
Cited
CH304925A
Cited
US2720350A
Cited
FR1084496A
Cited
US2782972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |