US3056437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saber saw
Assignee: Porter Cable Machine Co
•
Filing: 1957-01-22
•
Granted: 1962-10-02
•
Expires: 1977-01-22
Abstract
No abstract record available.
Inventors
- 👤 Frank W Mittins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:28
CPC Classifications
B; B23; B23D; B23D51/00; B23D51/08; B23D51/10; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8848; Y10T83/929; Y10T83/9457; Y10T83/9473; Y10T83/9481
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1826187A
Cited
US2015535A
Cited
US2496365A
Cited
US2646094A
Cited
US2722244A
Cited
US2737984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |