US3117472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of saw blades by punchpress operation
Assignee: WILLIAM P STEIN AND CO Inc
•
Filing: 1962-03-01
•
Granted: 1964-01-14
•
Expires: 1982-03-01
Abstract
No abstract record available.
Inventors
- 👤 Leonard E Mingus
- 👤 Myron R Huss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:36
CPC Classifications
B; B23; B23D; B23D65/00; B23D65/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US555620A
Cited
US611714A
Cited
US1576908A
Cited
US1631657A
Cited
US1754466A
Cited
US2074453A
Cited
US2538844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |