Patent US3470320A successfully refreshed from Google Patents.
US3470320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fibre deflection means
Assignee: International Business Machines Corp
•
Filing: 1962-09-13
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Granted: 1969-09-30
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Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 Charles A Pike
- 👤 Norman J Woodland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:40
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/02; G; G02; G02B; G02B26/00; G02B26/08; G02B26/10; G02B26/103; G09; G09G; G09G3/00; G09G3/02
Claims Analysis
Total Claims: 0
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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) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |