Patent US6168631B1 successfully refreshed from Google Patents.
US3376092A
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Solid state display composed of an array of discrete elements having movable surfaces
Assignee: Kollsman Instrument Corp
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Filing: 1964-02-13
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Granted: 1968-04-02
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Expires: 1984-02-13
Abstract
No abstract record available.
Inventors
- 👤 David S Kushner
- 👤 Elliott H Kahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:31
CPC Classifications
G; G02; G02B; G02B26/00; G02B26/02; G09; G09F; G09F9/00; G09F9/30; G09F9/37; G09F9/372
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2185379A
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US2281280A
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US2455763A
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US2565514A
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US2997922A
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US3291554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |