US2487678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Code selective device
Assignee: Individual
•
Filing: 1945-10-05
•
Granted: 1949-11-08
•
Expires: 1965-10-05
Abstract
No abstract record available.
Inventors
- 👤 Harold A Stickel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:28
CPC Classifications
H; H04; H04M; H04M19/00; H04M19/02; H04M19/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1433562A
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US1662877A
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US753183A
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US1742465A
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US1967396A
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US1934912A
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US1846708A
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US1930631A
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US2222218A
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US2389571A
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US2394786A
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US2359494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |