Patent US3786380A successfully refreshed from Google Patents.
Patent US3422025A successfully refreshed from Google Patents.
US3422025A
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US
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Glass laserable material
Assignee: American Optical Corp
•
Filing: 1964-11-10
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Granted: 1969-01-14
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Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 Elias Snitzer
- 👤 Robert W Young
- 👤 Richard F Woodcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:17
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/14; H01S3/16; C; C03; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/095; C03C4/00; C03C4/0057; C03C4/0071; H01S3/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3177155A
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US2097275A
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US2099602A
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US2805166A
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US3032429A
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US3174938A
Cited
US3203902A
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US3270290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |