US3517327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser output coupler
Assignee: Boeing North American Inc
•
Filing: 1965-07-19
•
Granted: 1970-06-23
•
Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Robert L Treuthart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:46
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/05; H01S3/08; H01S3/08059; G; G02; G02B; G02B27/00; G02B27/10; G02B27/1073; G02B27/108; G02B27/14; G02B27/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3353115A
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US3308395A
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US3179899A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |