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US3435532A
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US
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Optical normalizer
Assignee: Boeing Co
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Filing: 1965-07-19
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Granted: 1969-04-01
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Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Robert E Brasier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:04
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/26; Y; Y10; Y10T; Y10T408/00; Y10T408/21; Y10T408/55; Y10T408/553; Y10T408/96; Y10T408/97
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2577807A
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US2861484A
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US3052150A
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US2946246A
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US3107270A
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US3328885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |