US2860623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Long cutting edge diamond tool for dressing grinding wheels
Assignee: WALTER MUENCH Inc
•
Filing: 1953-05-14
•
Granted: 1958-11-18
•
Expires: 1973-05-14
Abstract
No abstract record available.
Inventors
- 👤 Muench Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:16
CPC Classifications
B; B24; B24B; B24B53/00; B24B53/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US90824A
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US295394A
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US1939991A
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US2092180A
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US2207869A
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GB550906A
Cited
GB574427A
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US2421926A
Cited
CH261703A
Cited
US2642059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |