US2043209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: GRAPHICUT DISPLAYS Inc
•
Filing: 1935-09-17
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Granted: 1936-06-02
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Expires: 1955-09-17
Abstract
No abstract record available.
Inventors
- 👤 Eisner Jack
- 👤 Samuel G Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:59
CPC Classifications
G; G09; G09F; G09F1/00; G09F1/04; G09F1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-06-02 | 1939-12-02 | 1940-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-02 | 1943-12-02 | 1944-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-02 | 1947-12-02 | 1948-06-02 | $7700.00 | Window Closed / Lapsed |