US3452296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser system for generating coherent light
Assignee: United States Department of the Air Force
•
Filing: 1965-04-20
•
Granted: 1969-06-24
•
Expires: 1985-04-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Lockenvitz
- 👤 Charles R Longwell
- 👤 Roy Pietsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:42
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/23; H01S3/2308
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US853812A
Cited
US2388077A
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US3096767A
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US3247467A
Cited
US3292102A
Cited
US3335285A
Cited
US3289101A
Cited
US3312995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |