US3417196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic color viewer and print timer
Assignee: Photo Electronics Corp
•
Filing: 1966-02-17
•
Granted: 1968-12-17
•
Expires: 1986-02-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Alex W Dreyfoos
- 👤 George W Mergens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:42
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/46; H04N1/56; H04N1/60; H04N1/6011; G; G03; G03B; G03B27/00; G03B27/72; G03B27/73; G03B27/735
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2543772A
Cited
US2981792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |