US3472953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Graphic communication system for transmitting reduced redundancy signals at the maximum rate of the communication link
Assignee: Xerox Corp
•
Filing: 1966-03-17
•
Granted: 1969-10-14
•
Expires: 1986-03-17
Abstract
No abstract record available.
Inventors
- 👤 Albert J Montevecchio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:24
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/04; H04N1/12; H04N1/126; H04N1/127; H04N1/17; H04N1/41; H04N1/411; H04N1/413; H04N1/419
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) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |