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US3540169A
Expired / Lapsed
US
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Emery ribbon feed and rewinder for sander
Assignee: GEORGE R MAHONEY
•
Filing: 1965-06-28
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Granted: 1970-11-17
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Expires: 1985-06-28
Abstract
No abstract record available.
Inventors
- 👤 George R Mahoney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:10
CPC Classifications
B; B24; B24D; B24D9/00; B24D9/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2533619A
Cited
US2600613A
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US2601499A
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US2709323A
Cited
US2771721A
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US3132452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |