US2898747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-refrigerating container
Assignee: IND PATENT CORP
•
Filing: 1958-01-07
•
Granted: 1959-08-11
•
Expires: 1978-01-07
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel B Wales
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:33
CPC Classifications
F; F25; F25D; F25D3/00; F25D3/10; F25D3/107; F25D2331/00; F25D2331/80; F25D2331/805
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1921806A
Cited
US2214344A
Cited
US2219072A
Cited
US2185799A
Cited
US2460765A
Cited
US2690002A
Cited
US2662273A
Cited
US2773358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |