US2820129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic appliance
Assignee: Motors Liquidation Co
•
Filing: 1954-02-02
•
Granted: 1958-01-14
•
Expires: 1974-02-02
Abstract
No abstract record available.
Inventors
- 👤 George B Long
- 👤 Byron L Brucken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:27
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/10; F24C15/102; F24C15/106; F24C15/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1461878A
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US1626515A
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US1979082A
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US2140479A
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US2137073A
Cited
US2331535A
Cited
US2288510A
Cited
US2387460A
Cited
US2424412A
Cited
US2584924A
Cited
US2678379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-13 | 1961-07-15 | 1962-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-13 | 1965-07-15 | 1966-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-13 | 1969-07-15 | 1970-01-14 | $7700.00 | Window Closed / Lapsed |