Patent US3312905A successfully refreshed from Google Patents.
US3312905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High power laser incorporating plural tunable amplifier stages
Assignee: RCA Corp
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Filing: 1963-06-24
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Granted: 1967-04-04
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Expires: 1983-06-24
Abstract
No abstract record available.
Inventors
- 👤 Henry R Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:11
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/23; H01S3/2308; H01S3/2316; H01S3/2383
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A HIGH POWER LASER DEVICE COMPRISING A LASER OSCILLATOR FOR PRODUCING A LASER BEAM, A PLURALITY OF LASER AMPLIFIER STAGES POSITIONED IN THE PATH OF SAID LASER BEAM, MEANS FOR PUMPING SAID LASER AMPLIFIER STAGES, MEANS FOR TUNING EACH OF SAID LASER AMPLIFIER STAGES TO A FREQUENCY THAT IS DIFFERENT FROM THE FREQUENCY TO WHICH ANY OTHER AMPLIFIER STAGE IS TUNED TO PROVIDE ENERGY STORAGE, AND MEANS FOR TUNING ALL OF SAID LASER AMPLIFIER STAGES TO SUBSTANTIALLY THE SAME FREQUENCY.
Claim 2
Dependent Claim
80 words
A HIGH POWER LASER DEVICE COMPRISING A LASER OSCILLATOR FOR PRODUCING A LASER BEAM, A PLURALITY OF LASER AMPLIFIER STAGES POSITIONED IN THE PATH OF SAID LASER BEAM, MEANS FOR PUMPING SAID LASER AMPLIFIER STAGES, MEANS FOR TUNING EACH OF SAID LASER AMPLIFIER STAGES TO A FREQUENCY THAT IS DIFFERENT FROM THE FREQUENCY TO WHICH ANY OTHER AMPLIFIER STAGE IS TUNED TO PROVIDE ENERGY STORAGE, AND MEANS FOR TUNING ALL OF SAID LASER AMPLIFIER STAGES TO SUBSTANTIALLY THE SAME FREQUENCY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |