Patent US3464818A successfully refreshed from Google Patents.
US3464818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of photoelectric copying
Assignee: Anicet Anstalt
•
Filing: 1967-06-22
•
Granted: 1969-09-02
•
Expires: 1987-06-22
Abstract
No abstract record available.
Inventors
- 👤 Moustapha Waly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:42
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/14; G03G15/18; G03G15/22; Y; Y10; Y10S; Y10S430/00; Y10S430/001; Y10S430/102
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2879395A
Cited
US2982647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |