US3055248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitting machine
Assignee: Individual
•
Filing: 1959-06-05
•
Granted: 1962-09-25
•
Expires: 1979-06-05
Abstract
No abstract record available.
Inventors
- 👤 Howard A Burdwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:36
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/04; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/21; Y10T83/2118; Y10T83/212; Y10T83/647; Y10T83/6584; Y10T83/66; Y10T83/768; Y10T83/7684; Y10T83/7738; Y10T83/7743; Y10T83/7809; Y10T83/7847; Y10T83/7851; Y10T83/7855
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE476332C
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US1433910A
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US1570939A
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US1738353A
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US1695715A
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US2662598A
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US2684117A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |