US3530388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light amplifier system
Assignee: Westinghouse Electric Corp
•
Filing: 1965-04-21
•
Granted: 1970-09-22
•
Expires: 1985-04-21
Abstract
No abstract record available.
Inventors
- 👤 Raymond Guerra
- 👤 Gerald W Mcelyea
- 👤 John H Cullom
- 👤 Gordon S Ley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:54
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/23; H01S3/2308; H01S3/2316; H01S3/05; H01S3/08; H01S3/081; H01S3/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3320850A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |