US4048656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Facsimili data compression method
Assignee: Fujitsu Ltd
•
Filing: 1975-12-18
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Granted: 1977-09-13
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Expires: 1995-12-18
Abstract
No abstract record available.
Inventors
- 👤 Atsushi Ishii
- 👤 Kiyoshi Oikawa
- 👤 Tadaaki Suzuki
- 👤 Tetsuro Morita
- 👤 Yoshio Iizuka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:19
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/41; H04N1/411; H04N1/413; H04N1/415
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-09-12 | 1981-03-14 | 1981-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-12 | 1985-03-14 | 1985-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-12 | 1989-03-14 | 1989-09-13 | $7700.00 | Window Closed / Lapsed |