US3414840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronization of power sources
Assignee: AT&T Inc
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Filing: 1965-09-28
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Granted: 1968-12-03
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Expires: 1985-09-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Mauro Di Domenico
- 👤 Seidel Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:03
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/10084; H01S3/10092; H01S3/05; H01S3/06; H01S3/07; H01S3/08; H01S3/081; H01S3/082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN COMBINATION: FIRST AND SECOND LASER OSCILLATORS EACH COMPRISING A FIRST MIRROR, A LASER MEDIUM, AND EACH SHARING IN COMMON A SECOND MIRROR; SAID FIRST MIRRORS AND SAID COMMON SECOND MIRROR FORMING A PAIR OF RESONANT CAVITIES; A 6 DB HYBRID JUNCTION HAVING TWO PAIRS OF CONJUGATE PORTS LOCATED WITHIN A COMMON REGION OF SAID CAVITIES FOR COUPLING WAVE ENERGY AMONG SAID MIRRORS AND OUT OF SAID CAVITIES; THE LASER MEDIUM FOR EACH OSCILLATOR BEING LOCATED BETWEEN ONE OF SAID FIRST MIRRORS AND ONE PORT OF ONE OF SAID PAIRS OF CONJUGATE PORTS; AND MEANS FOR EXTRACTING WAVE ENERGY FROM SAID OSCILLATORS.
Claim 2
Dependent Claim
102 words
IN COMBINATION: FIRST AND SECOND LASER OSCILLATORS EACH COMPRISING A FIRST MIRROR, A LASER MEDIUM, AND EACH SHARING IN COMMON A SECOND MIRROR; SAID FIRST MIRRORS AND SAID COMMON SECOND MIRROR FORMING A PAIR OF RESONANT CAVITIES; A 6 DB HYBRID JUNCTION HAVING TWO PAIRS OF CONJUGATE PORTS LOCATED WITHIN A COMMON REGION OF SAID CAVITIES FOR COUPLING WAVE ENERGY AMONG SAID MIRRORS AND OUT OF SAID CAVITIES; THE LASER MEDIUM FOR EACH OSCILLATOR BEING LOCATED BETWEEN ONE OF SAID FIRST MIRRORS AND ONE PORT OF ONE OF SAID PAIRS OF CONJUGATE PORTS; AND MEANS FOR EXTRACTING WAVE ENERGY FROM SAID OSCILLATORS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |