US3370813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable passenger reading lights and utilities
Assignee: McDonnell Douglas Corp
•
Filing: 1965-10-22
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Granted: 1968-02-27
•
Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Albert W Albertine
- 👤 Jerome P Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:15
CPC Classifications
B; B64; B64D; B64D11/00; B64D2011/0053
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2284356A
Cited
US2251050A
Cited
US2396039A
Cited
US2541898A
Cited
US2541864A
Cited
US3330506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |