Patent US2953970A successfully refreshed from Google Patents.
US2953970A
Expired / Lapsed
US
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Mount for optical system component
Assignee: Indiana General Corp
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Filing: 1957-09-26
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Granted: 1960-09-27
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Expires: 1977-09-26
Abstract
No abstract record available.
Inventors
- 👤 Charles A Maynard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:33
CPC Classifications
G; G02; G02B; G02B7/00; G03; G03B; G03B17/00; G03B17/02; G03B17/12; F; F21; F21V; F21V17/00; F21V17/10; F21V17/105; Y; Y10; Y10S; Y10S7/00; Y10S7/901; Y10T; Y10T279/00; Y10T279/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2147482A
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FR915421A
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US2496099A
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US2438231A
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GB622632A
Cited
US2570625A
Cited
US2557634A
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US2806704A
Cited
US2678228A
Cited
US2794360A
Cited
US2893551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |