US2713618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pocket recorder
Assignee: Individual
•
Filing: 1949-12-07
•
Granted: 1955-07-19
•
Expires: 1969-12-07
Abstract
No abstract record available.
Inventors
- 👤 Louis A Mcnabb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:23
CPC Classifications
G; G11; G11B; G11B5/00; G11B2005/0002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US773985A
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US1237496A
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GB297327A
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US1937252A
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US2365691A
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US2369017A
Cited
US2484552A
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US2441679A
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US2468198A
Cited
US2476599A
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US2499895A
Cited
US2535497A
Cited
US2616982A
Cited
US2568601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-18 | 1959-01-17 | 1959-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-18 | 1963-01-17 | 1963-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-18 | 1967-01-17 | 1967-07-19 | $7700.00 | Window Closed / Lapsed |