Patent US3231433A successfully refreshed from Google Patents.
US3231433A
Expired / Lapsed
US
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Manufacture of metal band saws and the like
Assignee: Simonds Saw and Steel Co
•
Filing: 1956-11-14
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Granted: 1966-01-25
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Expires: 1976-11-14
Abstract
No abstract record available.
Inventors
- 👤 Laurance F Van Mater
- 👤 Kenneth E Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:38
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/24; Y; Y10; Y10S; Y10S148/00; Y10S148/902; Y10S148/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US774959A
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US907167A
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US1537381A
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US2278315A
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US2239058A
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US2371600A
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US2401818A
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US2786788A
Cited
US2768915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |