US3513599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting means for knife sharpener stone
Assignee: Ronson Corp
•
Filing: 1967-07-20
•
Granted: 1970-05-26
•
Expires: 1987-07-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Hubrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:56
CPC Classifications
B; B24; B24B; B24B3/00; B24B3/36; B24B3/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2722783A
Cited
US2688857A
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US2841926A
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US2898709A
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US2948091A
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US3071899A
Cited
US3376671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |