Patent US1970018A successfully refreshed from Google Patents.
US1970018A
Expired / Lapsed
US
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Reaming machine
Assignee: Motors Liquidation Co
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Filing: 1932-06-15
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Granted: 1934-08-14
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Expires: 1952-06-15
Abstract
No abstract record available.
Inventors
- 👤 Lora E Poole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:43
CPC Classifications
B; B23; B23B; B23B41/00; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/513; Y10T408/00; Y10T408/36; Y10T408/38; Y10T408/3806; Y10T408/52; Y10T408/54; Y10T408/545; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1937-08-13 | 1938-02-12 | 1938-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-08-13 | 1942-02-12 | 1942-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-08-13 | 1946-02-12 | 1946-08-14 | $7700.00 | Window Closed / Lapsed |