US3468595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical stabilization by reflecting means
Assignee: Optical Research and Development Corp
•
Filing: 1966-08-29
•
Granted: 1969-09-23
•
Expires: 1986-08-29
Abstract
No abstract record available.
Inventors
- 👤 William E Humphrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:51
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/64; G02B27/646; G02B27/648; G03; G03B; G03B17/00; G03B17/02; G03B17/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1628777A
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US1639229A
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US2571937A
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US2779231A
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US2741940A
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US2959088A
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US2944783A
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US3158674A
Cited
GB1015916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |