US2814344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slotting tool and associated parts for a box blank forming machine
Assignee: Colts Manufacturing Co Inc
•
Filing: 1954-03-16
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Granted: 1957-11-26
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Expires: 1974-03-16
Abstract
No abstract record available.
Inventors
- 👤 William C Oberem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:59
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/14; B31B50/20; B31B50/22; B31B50/25; B31B50/252; Y; Y10; Y10T; Y10T83/00; Y10T83/929; Y10T83/9411; Y10T83/9423; Y10T83/9428; Y10T83/9435; Y10T83/9442; Y10T83/9444; Y10T83/9457; Y10T83/9473
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US383692A
Cited
US891516A
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US1187144A
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FR592179A
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FR30663E
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GB431485A
Cited
FR856084A
Cited
US2214701A
Cited
US2655844A
Cited
DE820997C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |