US2867137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tools and method of making same
Assignee: Individual
•
Filing: 1954-11-09
•
Granted: 1959-01-06
•
Expires: 1974-11-09
Abstract
No abstract record available.
Inventors
- 👤 Wilbur R Joy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:00
CPC Classifications
B; B23; B23K; B23K31/00; B23K31/02; B23K31/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1327098A
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US1784015A
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US1841268A
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US1960879A
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US2306683A
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US2660405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |