Patent US3068739A successfully refreshed from Google Patents.
US3068739A
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Flexible optical probe
Assignee: American Optical Corp
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Filing: 1958-06-23
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Granted: 1962-12-18
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Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Hicks
- 👤 Michael L Polanyi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:27
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/24; G02B6/26; G02B6/28; G02B6/2804; G02B6/2852; A; A61; A61B; A61B5/00; A61B5/145; A61B5/1455; A61B5/1459; G01; G01N; G01N21/00; G01N21/84; G01N21/85; G01N21/8507; G02B6/04; G02B6/06; A61B2562/00; A61B2562/02; A61B2562/0233; A61B2562/0238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2324304A
Cited
US2420716A
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US2699770A
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AT179905B
Cited
US2678431A
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US2825260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |