US3051503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice conversion unit for boat trailers
Assignee: CATAMARAN Corp OF AMERICA
•
Filing: 1959-09-08
•
Granted: 1962-08-28
•
Expires: 1979-09-08
Abstract
No abstract record available.
Inventors
- 👤 Halperin David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:33
CPC Classifications
B; B60; B60F; B60F3/00; B60F3/0061; B60F3/0076
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1264110A
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US1346052A
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US2085295A
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US2238464A
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US2479674A
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US2636745A
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US2723130A
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US2795345A
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US2997310A
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US2982561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |