Patent US2723535A successfully refreshed from Google Patents.
US2723535A
Expired / Lapsed
US
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Portable refreshment cooler
Assignee: Individual
•
Filing: 1954-11-22
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Granted: 1955-11-15
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Expires: 1974-11-22
Abstract
No abstract record available.
Inventors
- 👤 J D Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:04
CPC Classifications
F; F25; F25D; F25D3/00; F25D3/02; F25D3/06; F25D3/08; F25D2331/00; F25D2331/80; F25D2331/804; F25D2400/00; F25D2400/38; Y; Y10; Y10S; Y10S224/00; Y10S224/926; Y10S280/00; Y10S280/06
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) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |