Patent US2909333A successfully refreshed from Google Patents.
US2909333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic appliance
Assignee: Motors Liquidation Co
•
Filing: 1955-09-29
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Granted: 1959-10-20
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Expires: 1975-09-29
Abstract
No abstract record available.
Inventors
- 👤 Ralph K Shewmon
- 👤 William G Pontis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:12
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2062394A
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US2254950A
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US2421014A
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US2428420A
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US2493414A
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US2588182A
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US2682376A
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US2669395A
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US2760730A
Cited
US2772836A
Cited
US2743875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |