US2772001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Motors Liquidation Co
•
Filing: 1953-11-16
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Granted: 1956-11-27
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Expires: 1973-11-16
Abstract
No abstract record available.
Inventors
- 👤 Roy L Bowers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:16
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/50; B01D29/56; B01D29/58; B01D29/01; B01D29/05; B01D29/055; B01D29/11; B01D29/31; B01D29/33; B01D29/35; B01D2201/00; B01D2201/18; B01D2201/182
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1455911A
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US1730360A
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US1705042A
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US2159196A
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US2365525A
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US2521060A
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US2617535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |