US3524022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical display system
Assignee: Xerox Corp
•
Filing: 1966-10-03
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Granted: 1970-08-11
•
Expires: 1986-10-03
Abstract
No abstract record available.
Inventors
- 👤 Alan F Schoenthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:56
CPC Classifications
G; G09; G09G; G09G1/00; B; B41; B41B; B41B19/00; B41B19/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2269599A
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US2540016A
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US2762862A
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US3091759A
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US3050581A
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US3286083A
Cited
US3340360A
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US3195405A
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US3329947A
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US3276008A
Cited
US3356854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |