US3283318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multicolor graphic illumination data display system
Assignee: DATAGRAPHIES Inc
•
Filing: 1965-03-01
•
Granted: 1966-11-01
•
Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Jr John C Bramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:26
CPC Classifications
G; G09; G09F; G09F13/00
Claims Analysis
Total Claims: 0
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US3147469A
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US3193816A
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |