Patent US2810068A successfully refreshed from Google Patents.
US2810068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable electronic unit
Assignee: Motorola Solutions Inc
•
Filing: 1953-02-24
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Granted: 1957-10-15
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Expires: 1973-02-24
Abstract
No abstract record available.
Inventors
- 👤 William J Weisz
- 👤 Glen R Madland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:07
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/02; H04B1/03; H04B1/034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1980842A
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US1993436A
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US2439408A
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US2468727A
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US2439411A
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US2496424A
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US2499589A
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US2521423A
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US2487601A
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US2487509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |