US3130254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical maser having terminal level above ground state
Assignee: International Business Machines Corp
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Filing: 1960-12-05
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Granted: 1964-04-21
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Expires: 1980-12-05
Abstract
No abstract record available.
Inventors
- 👤 Peter P Sorokin
- 👤 Mirek J Stevenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:35
CPC Classifications
H; H04; H04B; H04B10/00; H04B10/50; H01; H01S; H01S3/00; H01S3/02; H01S3/04; H01S3/042; H01S3/09; H01S3/091; H01S3/0915; H01S3/092; H01S3/093; H01S3/14; H01S3/16; H01S3/1601; H01S3/1626
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A MASER DEVICE FOR PRODUCING COHERENT RADIATION COMPRISING; MEANS FOR FORMING A RESONANT STRUCTURE FOR SAID COHERENT RADIATION; A BODY OF MASER MATERIAL DISPOSED WITHIN SAID RESONANT STRUCTURE MEANS; MEANS FOR APPLYING INPUT RADIATION TO SAID BODY FOR PRODUCING COHERENT OUTPUT RADIATION BY STIMULATED EMISSION IN SAID BODY; AND OUTPUT MEANS FOR RECEIVING SAID OUTPUT COHERENT RADIATION FROM SAID BODY; SAID BODY COMPRISING A CRYSTAL DOPED WITH TRIVALENT URANIUM.
Claim 2
Dependent Claim
69 words
A MASER DEVICE FOR PRODUCING COHERENT RADIATION COMPRISING; MEANS FOR FORMING A RESONANT STRUCTURE FOR SAID COHERENT RADIATION; A BODY OF MASER MATERIAL DISPOSED WITHIN SAID RESONANT STRUCTURE MEANS; MEANS FOR APPLYING INPUT RADIATION TO SAID BODY FOR PRODUCING COHERENT OUTPUT RADIATION BY STIMULATED EMISSION IN SAID BODY; AND OUTPUT MEANS FOR RECEIVING SAID OUTPUT COHERENT RADIATION FROM SAID BODY; SAID BODY COMPRISING A CRYSTAL DOPED WITH TRIVALENT URANIUM.
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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |