Patent US3378686A successfully refreshed from Google Patents.
US3378686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of operating a laser as a super-regenerative detector
Assignee: California Institute Research Foundation
•
Filing: 1963-04-08
•
Granted: 1968-04-16
•
Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Robert V Langmuir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:59
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/11; H01S3/1123; H01S3/121; G; G02; G02F; G02F2/00; G02F2/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A METHOD OF OPERATING A LASER AS A SUPERREGENERATIVE DETECTOR COMPRISING: THE STEPS OF SUBSTANTIALLY CONTINUOUSLY APPLYING STIMULATING EMISSION TO SAID LASER, PERIODICALLY INTERRUPTING THE LIGHT PATH OF SAID LASER WITHIN THE LASER CAVITY, AND SHINING A RADIATION TO BE DETECTED INTO SAID LASER DURING THE INTERVALS WHEN THE LIGHT PATH WITHIN SAID LASER CAVITY IS NOT INTERRUPTED.
Claim 2
Independent Claim
58 words
A METHOD OF OPERATING A LASER AS A SUPERREGENERATIVE DETECTOR COMPRISING: THE STEPS OF SUBSTANTIALLY CONTINUOUSLY APPLYING STIMULATING EMISSION TO SAID LASER, PERIODICALLY INTERRUPTING THE LIGHT PATH OF SAID LASER WITHIN THE LASER CAVITY, AND SHINING A RADIATION TO BE DETECTED INTO SAID LASER DURING THE INTERVALS WHEN THE LIGHT PATH WITHIN SAID LASER CAVITY IS NOT INTERRUPTED.
References Cited (Backward Citations)
US2962585A
Cited
US3075156A
Cited
US2879439A
Cited
BE608711A
Cited
US3281712A
Cited
US3229223A
Cited
US3243724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |