US3214630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molecular beam maser
Assignee: Varian Medical Systems Inc
•
Filing: 1959-08-07
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Granted: 1965-10-26
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Expires: 1979-08-07
Abstract
No abstract record available.
Inventors
- 👤 John C Helmer
- 👤 Peter A Sturrock
- 👤 Eldred B Hodges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:30
CPC Classifications
H; H01; H01J; H01J41/00; H01J41/12; H01J41/18; H01J41/20; H01J41/02; H01J41/06; H01S; H01S1/00; H01S1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
APPARATUS FOR TRANSFORMING A MOECULAR BEAM OF DIVERGENCE $1 AND CROSS-SECTIONAL DIMENSION 2R1 INTO A BEAM OF DIVERGENCE $2 AND CROSS-SECTIONAL DIMENSION 2R2 SUCH THAT R12$1=R22$2 WHICH COMPRISES MEANS FOR DIRECTING THE BEAM INTO A FOCUSING FIELD EXTENDING TRANSVERSE TO THE BEAM AXIS FOR A DISTANCE 2R AND HAVING A MONOTONIC RADIAL VARIATION WHICH ESTABLISHES A POTENTIAL ENERGY BARRIER $W, AND MEANS FOR ADIABATICALY VARYING SAID FIELD ALONG SAID BEAM AXIS FROM AN INITIAL CONDITION 2R1, $W1 TO A FINAL CONDITION 2R2, $W2 WHERE $W1 AND $W2 ARE THE POTENTIAL ENERGY BARRIERS ASSOCIATED WITH A UNIFORM FOCUSING FIELD HAVING BEAM CAPTURE ANGLE $1 AND $2 RESPECTIVELY
Claim 2
Dependent Claim
106 words
APPARATUS FOR TRANSFORMING A MOECULAR BEAM OF DIVERGENCE $1 AND CROSS-SECTIONAL DIMENSION 2R1 INTO A BEAM OF DIVERGENCE $2 AND CROSS-SECTIONAL DIMENSION 2R2 SUCH THAT R12$1=R22$2 WHICH COMPRISES MEANS FOR DIRECTING THE BEAM INTO A FOCUSING FIELD EXTENDING TRANSVERSE TO THE BEAM AXIS FOR A DISTANCE 2R AND HAVING A MONOTONIC RADIAL VARIATION WHICH ESTABLISHES A POTENTIAL ENERGY BARRIER $W, AND MEANS FOR ADIABATICALY VARYING SAID FIELD ALONG SAID BEAM AXIS FROM AN INITIAL CONDITION 2R1, $W1 TO A FINAL CONDITION 2R2, $W2 WHERE $W1 AND $W2 ARE THE POTENTIAL ENERGY BARRIERS ASSOCIATED WITH A UNIFORM FOCUSING FIELD HAVING BEAM CAPTURE ANGLE $1 AND $2 RESPECTIVELY
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |