US3431514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser frequency stabilization
Assignee: GTE Sylvania Inc
•
Filing: 1967-12-29
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Granted: 1969-03-04
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Expires: 1987-12-29
Abstract
No abstract record available.
Inventors
- 👤 Malin Kenneth Oshman
- 👤 Stephen E Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:51
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/13; H01S3/139; H01S3/1398
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3170122A
Cited
US3361990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |