US2816187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicating device
Assignee: Jones and Lamson Machine Co
•
Filing: 1955-02-28
•
Granted: 1957-12-10
•
Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 Archie E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:57
CPC Classifications
B; B23; B23Q; B23Q17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2116842A
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US2294605A
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US2294606A
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US2381225A
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US2475169A
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US2412513A
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GB624949A
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US2488629A
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US2648746A
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US2640899A
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US2747699A
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US2718567A
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US2731630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |