US3436472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screened photo reproduction
Assignee: Itek Graphix Corp
•
Filing: 1965-09-16
•
Granted: 1969-04-01
•
Expires: 1985-09-16
Abstract
No abstract record available.
Inventors
- 👤 Derek J Kyte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:37
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/20; G03F7/24; H; H04; H04N; H04N1/00; H04N1/40; H04N1/405; H04N1/4055; H04N1/4058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2510200A
Cited
US2681382A
Cited
US2862051A
Cited
US2816955A
Cited
US3108248A
Cited
US3299434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |