Patent US1606242A successfully refreshed from Google Patents.
US2658684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Factor entering means
Assignee: —
•
Filing: —
•
Granted: 1953-11-10
•
Expires: 1970-11-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:53
CPC Classifications
G; G06; G06C; G06C23/00; G06C23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2034085A
Cited
US2150578A
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US2160361A
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US2227785A
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US2252621A
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US2273237A
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US2366345A
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US2403273A
Cited
US2483459A
Cited
US2488011A
Cited
US1381898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |