US3462707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nd and yb doped borate laser glass
Assignee: AT&T Inc
•
Filing: 1965-05-25
•
Granted: 1969-08-19
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Expires: 1985-05-25
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Pearson
- 👤 George E Peterson
- 👤 Sergio P S Porto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:39
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/14; H01S3/16; H01S3/17; C; C03; C03C; C03C3/00; C03C3/12; C03C3/14; C03C4/00; C03C4/0071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3208009A
Cited
US3254031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |