US3281712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mode-selective q-switching laser structure
Assignee: American Optical Corp
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Filing: 1962-07-27
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Granted: 1966-10-25
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Expires: 1982-07-27
Abstract
No abstract record available.
Inventors
- 👤 Charles J Koester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:36
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/11; H01S3/1123; H01S3/121; B; B23; B23K; B23K26/00; B23K26/02; B23K26/06; B23K26/064; B23K26/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A LASER STRUCTURE COMPRISING A LASER COMPONENT PROVIDING A SEGMENT OF A WAVE-ENERGY PROGAGATION PATH, MEANS FOR ENERGIZING SAID COMPONENT TO ESTABLISH A LASERABLE INVERSION OF ENERGY STATES THEREOF, WAVE-ENERGY REFLECTIVE MEANS PASSIVELY TERMINATING A FIRST END OF SAID PROPAGATION PATH, MEANS FOR FOCUSING WAVE ENERGY THROUGH AN INCREMENTAL CROSS-SECTIONAL AREA OF THE PATH, AND MEANS INCLUDING MEANS EFFECTIVELY TERMINATING THE SECOND END OF SAID PROPAGATION PATH WITH RESPECT TO SAID FOCUSED ENERGY FOR MODE SELECTIVELY SWITCHING THE Q OF SAID PATH TO CONTROL THE VALUE OF THE Q OF SAID PATH FOR SELECTED MODES OF PROPAGATION THEREIN.
Claim 2
Dependent Claim
98 words
A LASER STRUCTURE COMPRISING A LASER COMPONENT PROVIDING A SEGMENT OF A WAVE-ENERGY PROGAGATION PATH, MEANS FOR ENERGIZING SAID COMPONENT TO ESTABLISH A LASERABLE INVERSION OF ENERGY STATES THEREOF, WAVE-ENERGY REFLECTIVE MEANS PASSIVELY TERMINATING A FIRST END OF SAID PROPAGATION PATH, MEANS FOR FOCUSING WAVE ENERGY THROUGH AN INCREMENTAL CROSS-SECTIONAL AREA OF THE PATH, AND MEANS INCLUDING MEANS EFFECTIVELY TERMINATING THE SECOND END OF SAID PROPAGATION PATH WITH RESPECT TO SAID FOCUSED ENERGY FOR MODE SELECTIVELY SWITCHING THE Q OF SAID PATH TO CONTROL THE VALUE OF THE Q OF SAID PATH FOR SELECTED MODES OF PROPAGATION THEREIN.
References Cited (Backward Citations)
US2929922A
Cited
US3055257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |