Patent US2529425A successfully refreshed from Google Patents.
US2529425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System of furnishing air conditioning, communication, and entertainment to parked vehicles
Assignee: Individual
•
Filing: 1945-12-28
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Granted: 1950-11-07
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Expires: 1965-12-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas D Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:29
CPC Classifications
H; H04; H04M; H04M9/00; H04M9/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US984553A
Cited
US940590A
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US1850069A
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US1997408A
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US1952514A
Cited
US2067575A
Cited
US2091594A
Cited
US2143966A
Cited
US2223709A
Cited
US2370359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |