US3315487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus for boats and automobiles
Assignee: Individual
•
Filing: 1965-07-02
•
Granted: 1967-04-25
•
Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Lance A Heaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:39
CPC Classifications
B; B63; B63J; B63J2/00; B63J2/12; F; F25; F25B; F25B1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |