US3497751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transparent electrode and device using the same
Assignee: Unisys Corp
•
Filing: 1967-09-25
•
Granted: 1970-02-24
•
Expires: 1987-09-25
Abstract
No abstract record available.
Inventors
- 👤 John Cullis Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:54
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/26; H05B33/28; H01; H01J; H01J17/00; H01J17/38; H01J17/48; H01J17/49; H01J17/491; H01J17/492
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2774004A
Cited
US2848638A
Cited
US3196043A
Cited
US3260882A
Cited
US3334269A
Cited
US3376454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |