Patent US2418490A successfully refreshed from Google Patents.
Patent US3277392A successfully refreshed from Google Patents.
US3277392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable feedback laser modulator
Assignee: Individual
•
Filing: 1962-09-04
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Granted: 1966-10-04
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Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Van O Nicolai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:57
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/106; H01S3/107; H01S3/05; H01S3/08; H01S3/081; H01S3/083; H01S3/13; H01S3/136
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN ADJUSTABLE FEEDBACK LASER MODULATOR SYSTEM WHICH COMPRISES A LASER, A LIGHT SOURCE FOR OPTICALLY PUMPING SAID LASER TO PRODUCE A LIGHT OUTPUT FROM ONE END THEREOF, A LIGHT FEEDBACK SYSTEM FOR FEEDING A PORTION OF SAID OUTPUT BACK TO THE END OF SAID LASER OPPOSITE TO THAT OF SAID OUTPUT, A LIGHT MODULATOR MEANS IN SAID FEEDBACK SYSTEM, AND MEANS OPTICALLY CONNECTED WITH SAID FEEDBACK SYSTEM TO ELECTRICALLY CONTROL SAID MODULATOR MEANS WHEREIN SAID MODULATOR MEANS CONTROLS THE OUTPUT INTENSITY AND PULSE DURATION OF SAID LASER.
Claim 2
Dependent Claim
87 words
AN ADJUSTABLE FEEDBACK LASER MODULATOR SYSTEM WHICH COMPRISES A LASER, A LIGHT SOURCE FOR OPTICALLY PUMPING SAID LASER TO PRODUCE A LIGHT OUTPUT FROM ONE END THEREOF, A LIGHT FEEDBACK SYSTEM FOR FEEDING A PORTION OF SAID OUTPUT BACK TO THE END OF SAID LASER OPPOSITE TO THAT OF SAID OUTPUT, A LIGHT MODULATOR MEANS IN SAID FEEDBACK SYSTEM, AND MEANS OPTICALLY CONNECTED WITH SAID FEEDBACK SYSTEM TO ELECTRICALLY CONTROL SAID MODULATOR MEANS WHEREIN SAID MODULATOR MEANS CONTROLS THE OUTPUT INTENSITY AND PULSE DURATION OF SAID LASER.
References Cited (Backward Citations)
US2836722A
Cited
FR1228868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |