US3039005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical device
Assignee: International Business Machines Corp
•
Filing: 1960-04-08
•
Granted: 1962-06-12
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Expires: 1980-04-08
Abstract
No abstract record available.
Inventors
- 👤 James A O'connell
- 👤 Narken Bernt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:17
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; G; G02; G02F; G02F1/00; G09; G09G; G09G3/00; G09G3/02; H03; H03K; H03K17/00; H03K17/51; H03K17/78; G09G2360/00; G09G2360/14; G09G2360/141; G09G3/20; G09G3/22; G09G3/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2837661A
Cited
US2896087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |