US3179898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elliptical laminar reflecting cavity for maser excitation
Assignee: Bausch and Lomb Inc
•
Filing: 1962-04-02
•
Granted: 1965-04-20
•
Expires: 1982-04-02
Abstract
No abstract record available.
Inventors
- 👤 Robert J Meltzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:00
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/09; H01S3/091; H01S3/0915; H01S3/092; H01S3/093; H01S3/0931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A LAMINAR OPTICAL SYSTEM COMPRISING, A PLURALTIY OF ELLIPTICAL LAMINAE POSITIONED IN LAMINAR RELATIONSHIP TO EACH OTHER, A REFLECTIVE COATING ON THE ELLIPTICAL EDGE SURFACES OF EACH OF SAID LAMINAE, OPTICAL INSULATING MEANS INTERMEDIATE EACH OF SAID LAMINE, A RADIATING SOURCE POSITIONED AT THE FIRST LOCAL POINT OF EACH OF SAID ELLIPTICAL LAMINAE, A MASER ELEMENT POSITIONED AT THE SECOND FOCAL POINT OF EACH OF SAID LAMINAE, SAID REFLECTIVE COATINGS HEREBY REFLECTING RADIANT ENERGY FROM SAID RADIATING SOURCE TO SAID MASER ELEMENT TO PROVIDE MAXIMUM ENERGY TRANSFER IN SAID OPTICAL SYSTEM.
Claim 2
Dependent Claim
91 words
A LAMINAR OPTICAL SYSTEM COMPRISING, A PLURALTIY OF ELLIPTICAL LAMINAE POSITIONED IN LAMINAR RELATIONSHIP TO EACH OTHER, A REFLECTIVE COATING ON THE ELLIPTICAL EDGE SURFACES OF EACH OF SAID LAMINAE, OPTICAL INSULATING MEANS INTERMEDIATE EACH OF SAID LAMINE, A RADIATING SOURCE POSITIONED AT THE FIRST LOCAL POINT OF EACH OF SAID ELLIPTICAL LAMINAE, A MASER ELEMENT POSITIONED AT THE SECOND FOCAL POINT OF EACH OF SAID LAMINAE, SAID REFLECTIVE COATINGS HEREBY REFLECTING RADIANT ENERGY FROM SAID RADIATING SOURCE TO SAID MASER ELEMENT TO PROVIDE MAXIMUM ENERGY TRANSFER IN SAID OPTICAL SYSTEM.
References Cited (Backward Citations)
US3060806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |