US3529155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Luminescent display with a memory and a heat-quenching element
Assignee: NCR Voyix Corp
•
Filing: 1967-03-15
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Granted: 1970-09-15
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Expires: 1987-03-15
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:47
CPC Classifications
G; G09; G09F; G09F9/00; G09F9/30; G09G; G09G3/00; G09G3/04; G09G3/045; H; H03; H03K; H03K3/00; H03K3/02; H03K3/45
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3415991A
Cited
US3452199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |