US2989856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature stabilized container and materials therefor
Assignee: Individual
•
Filing: 1957-04-08
•
Granted: 1961-06-27
•
Expires: 1977-04-08
Abstract
No abstract record available.
Inventors
- 👤 Telkes Maria
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:37
CPC Classifications
F; F25; F25D; F25D3/00; F25D2303/00; F25D2303/08; F25D2303/085; F25D2331/00; F25D2331/80; F25D2331/804; Y; Y10; Y10S; Y10S165/00; Y10S165/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1786842A
Cited
US2039736A
Cited
FR912173A
Cited
US2550277A
Cited
US2585360A
Cited
US2677664A
Cited
US2677243A
Cited
US2781643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |