Patent US3522993A successfully refreshed from Google Patents.
US3522993A
Expired / Lapsed
US
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Stabilizing device for light beam in optical simulators
Assignee: Individual
•
Filing: 1967-03-22
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Granted: 1970-08-04
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Expires: 1987-03-22
Abstract
No abstract record available.
Inventors
- 👤 Jean Paul Gabriet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:03
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/64; G02B27/644; F; F41; F41G; F41G3/00; F41G3/22; F41G3/26; F41G3/2616; F41G3/2622; F41G3/2644; F41G7/00; F41G7/006; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2684007A
Cited
US3335614A
Cited
US3276273A
Cited
FR1396456A
Cited
FR85785E
Cited
US3319052A
Cited
US3424010A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |