US2317871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable refrigerator container
Assignee: LORETTA M ZIMMERMAN
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Filing: 1940-10-30
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Granted: 1943-04-27
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Expires: 1960-10-30
Abstract
No abstract record available.
Inventors
- 👤 Howard F Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:07
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/74; B65D88/745; F; F25; F25D; F25D3/00; F25D3/02; F25D3/06; F25D2303/00; F25D2303/08; F25D2303/081; F25D2331/00; F25D2331/80; F25D2331/804; F25D2400/00; F25D2400/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-04-26 | 1946-10-26 | 1947-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-04-26 | 1950-10-26 | 1951-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-04-26 | 1954-10-26 | 1955-04-27 | $7700.00 | Window Closed / Lapsed |