US2589645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulating and heating jacket for food containers
Assignee: Individual
•
Filing: 1948-07-23
•
Granted: 1952-03-18
•
Expires: 1968-07-23
Abstract
No abstract record available.
Inventors
- 👤 Margaret D Tiegel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:56
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/38; B65D81/3848; B65D81/3858; A; A47; A47J; A47J36/00; A47J36/24; A47J36/2411; A47J36/2433; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5028; B65D5/5035; B65D5/5045; B65D81/3876; B65D81/3881; B65D81/3886
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US485098A
Cited
GB190416822A
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US858848A
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US901334A
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US1588123A
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US2051063A
Cited
GB495217A
Cited
US2157169A
Cited
US2168219A
Cited
US2185799A
Cited
US2355739A
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US2384720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |