Patent US1385969A successfully refreshed from Google Patents.
US1385969A
Expired / Lapsed
US
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Driving and reversing mechanism
Assignee: Saint Gobain Abrasives Inc
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Filing: 1918-03-27
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Granted: 1921-07-26
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Expires: 1938-03-27
Abstract
No abstract record available.
Inventors
- 👤 Charles H Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:50
CPC Classifications
B; B24; B24B; B24B47/00; B24B47/02; B24B47/04; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1447; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19828
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) | 1924-07-25 | 1925-01-24 | 1925-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-07-25 | 1929-01-24 | 1929-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-07-25 | 1933-01-24 | 1933-07-26 | $7700.00 | Window Closed / Lapsed |