US2948073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated instrument panel
Assignee: Grimes Manufacturing Co
•
Filing: 1954-09-02
•
Granted: 1960-08-09
•
Expires: 1974-09-02
Abstract
No abstract record available.
Inventors
- 👤 John M Roper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:07
CPC Classifications
G; G01; G01D; G01D11/00; G01D11/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2454173A
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US2653181A
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US2695354A
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US2712593A
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US2702340A
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US2693656A
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US2660824A
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US2696550A
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US2727218A
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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) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |