US3463591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser spectroscopy
Assignee: Lear Siegler Inc
•
Filing: 1962-10-10
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Granted: 1969-08-26
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Expires: 1982-10-10
Abstract
No abstract record available.
Inventors
- 👤 Peter A Franken
- 👤 Lee A Cross
- 👤 Lloyd G Cross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:11
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/62; G01N21/71; G01N21/718
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
APPARATUS FOR DETECTING THE OPTICAL SPECTRA CHARACTERISTICS OF A SAMPLE OF MATTER, INCLUDING: A POWER SOURCE; A LASER CONNECTED TO SAID POWER SOURCE FOR EMITTING INTENSE COHERENT ELECTROMAGNETIC ENERGY; A TRANSPARENT LENS POSITIONED OUTWARDLY OF SAID LASER FOR FOCUSING THE COHERENT ENERGY THEREFROM UPON A SMALL AREA OF SAID SAMPLE, THEREBY INCREASING THE INTENSITY OF THE ENERGY IMPINGING ON SAID SAMPLE SUFFICIENTLY TO VAPORIZE, IONIZE AND RENDER INCANDESCENT A PORTION OF SAID SAMPLE, INCLUDING ANY REFRACTORY INCLUSIONS THEREIN, IN A SUFFICIENTLY SHORT TIME TO PREVENT FLOW OF ANY MELTED MATERIAL; AND
Claim 2
Dependent Claim
91 words
APPARATUS FOR DETECTING THE OPTICAL SPECTRA CHARACTERISTICS OF A SAMPLE OF MATTER, INCLUDING: A POWER SOURCE; A LASER CONNECTED TO SAID POWER SOURCE FOR EMITTING INTENSE COHERENT ELECTROMAGNETIC ENERGY; A TRANSPARENT LENS POSITIONED OUTWARDLY OF SAID LASER FOR FOCUSING THE COHERENT ENERGY THEREFROM UPON A SMALL AREA OF SAID SAMPLE, THEREBY INCREASING THE INTENSITY OF THE ENERGY IMPINGING ON SAID SAMPLE SUFFICIENTLY TO VAPORIZE, IONIZE AND RENDER INCANDESCENT A PORTION OF SAID SAMPLE, INCLUDING ANY REFRACTORY INCLUSIONS THEREIN, IN A SUFFICIENTLY SHORT TIME TO PREVENT FLOW OF ANY MELTED MATERIAL; AND
References Cited (Backward Citations)
US3388314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |