US2680898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tool
Assignee: FRANK DIOSI
•
Filing: 1950-11-27
•
Granted: 1954-06-15
•
Expires: 1970-11-27
Abstract
No abstract record available.
Inventors
- 👤 Sr Michael Diosi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:09
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/02; B23C5/10; B23C2228/00; B23C2228/50; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1952; Y10T407/1956; Y10T407/1958; Y10T407/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE54536C
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US345312A
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US388797A
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US423540A
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US1163867A
Cited
US1488766A
Cited
US2312176A
Cited
US2418767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-14 | 1957-12-14 | 1958-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-14 | 1961-12-14 | 1962-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-14 | 1965-12-14 | 1966-06-15 | $7700.00 | Window Closed / Lapsed |