US2420103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wiring system for outdoor auto theatres
Assignee: Individual
•
Filing: 1941-08-29
•
Granted: 1947-05-06
•
Expires: 1961-08-29
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:48
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/447; H01R13/58; H01R13/595
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB206275A
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US1837375A
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US1820995A
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US1954481A
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GB495046A
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US2229211A
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US2304870A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-05 | 1950-11-04 | 1951-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-05 | 1954-11-04 | 1955-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-05 | 1958-11-04 | 1959-05-06 | $7700.00 | Window Closed / Lapsed |