US2591301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Food saver
Assignee: Individual
•
Filing: 1950-02-02
•
Granted: 1952-04-01
•
Expires: 1970-02-02
Abstract
No abstract record available.
Inventors
- 👤 Schacht William John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:38
CPC Classifications
A; A47; A47G; A47G21/00; A47G21/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US944091A
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US1015461A
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US1498509A
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US1700209A
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US1706408A
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US1919865A
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US2099030A
Cited
US2065886A
Cited
US2188114A
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US2332940A
Cited
US2294096A
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US2334690A
Cited
US2525341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |