US3439174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic image transducer
Assignee: APT FINANCAL CORP A CORPOF NV
•
Filing: 1966-03-07
•
Granted: 1969-04-15
•
Expires: 1986-03-07
Abstract
No abstract record available.
Inventors
- 👤 Alvin A Snaper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:40
CPC Classifications
G; G03; G03G; G03G17/00; G03G17/02; G02; G02F; G02F1/00; G02F1/01; G02F1/15; G02F1/1506
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |