US2550815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frozen food container
Assignee: Individual
•
Filing: 1947-02-17
•
Granted: 1951-05-01
•
Expires: 1967-02-17
Abstract
No abstract record available.
Inventors
- 👤 Louis R Inwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:43
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/10; B65D77/20; B65D77/2004; B65D77/2008; B65D7/00; B65D7/12; B65D7/34; B65D7/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE296010C
Cited
US105572A
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US1540252A
Cited
US804546A
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US1359351A
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US1369919A
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US1404113A
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US1446782A
Cited
GB429226A
Cited
GB474111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |