US3267598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internally illuminated matrix
Assignee: North American Aviation Corp
•
Filing: 1963-06-05
•
Granted: 1966-08-23
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Expires: 1983-06-05
Abstract
No abstract record available.
Inventors
- 👤 Bobby G Olesen
- 👤 Martino Barbero Di
- 👤 Richard T Heap
- 👤 Norman G Haddad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:39
CPC Classifications
B; B60; B60Q; B60Q3/00; B60Q3/10; B60Q3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
THE COMBINATION OF: A PANEL OF TRANSPARENT MATERIAL IN RELATIVELY THIN SHEET FORM HAVING INDICIA ON AN OUTER SURFACE OF SAID PANEL, A LIGHT SOURCE COMPRISING AT LEAST ONE ELECTRIC LIGHT BULB INTEGRALLY UNITED TO SAID MATERIAL BY ENCAPSULATION THEREWITHIN SO THAT THE OUTER SURFACE OF SAID BULB IS IN SUBSTANTIALLY UNIFORM CONTACT WITH SAID MATERIAL OVER SUBSTANTIALLY THE ENTIRE SURFACE OF SAID BULB, AND MEANS FOR ENERGIZING SAID LIGHT SOURCE TO ILLUMINATE SAID MATERIAL FROM WITHIN.
Claim 2
Dependent Claim
77 words
THE COMBINATION OF: A PANEL OF TRANSPARENT MATERIAL IN RELATIVELY THIN SHEET FORM HAVING INDICIA ON AN OUTER SURFACE OF SAID PANEL, A LIGHT SOURCE COMPRISING AT LEAST ONE ELECTRIC LIGHT BULB INTEGRALLY UNITED TO SAID MATERIAL BY ENCAPSULATION THEREWITHIN SO THAT THE OUTER SURFACE OF SAID BULB IS IN SUBSTANTIALLY UNIFORM CONTACT WITH SAID MATERIAL OVER SUBSTANTIALLY THE ENTIRE SURFACE OF SAID BULB, AND MEANS FOR ENERGIZING SAID LIGHT SOURCE TO ILLUMINATE SAID MATERIAL FROM WITHIN.
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |