Patent US2895005A successfully refreshed from Google Patents.
US2895005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-way television over telephone lines
Assignee: AT&T Inc
•
Filing: 1954-09-30
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Granted: 1959-07-14
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Expires: 1974-09-30
Abstract
No abstract record available.
Inventors
- 👤 Winston E Kock
- 👤 Ralph L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:23
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/12; H04N7/122; H04N7/01; H04N7/0105; H04N7/011; H04N7/14; H04N7/141
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |