US3390278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical liquid parametric devices with increased coherence length using dye
Assignee: AT&T Inc
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Filing: 1966-04-12
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Granted: 1968-06-25
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Expires: 1986-04-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Giordmaine
- 👤 Peter M Rentzepis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:03
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/35; G02F1/39; G02F1/392
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A HIGH FREQUENCY MIXING ARRANGEMENT COMPRISING A LIQUID SOLUTION HAVING A CHEMICALLY STABLE CONSTITUENT CHARACTERIZED BY AN ASYMMETRIC CARBON ATOM, MEANS FOR DIRECTING FIRST AND SECOND LIGHT BEAMS INTO SAID SOLUTION AT AN ANGLE TO EACH OTHER SUCH THAT SAID BEAMS INTERSECT WITHIN THE SOLUTION AND MIX TO PRODUCE A POLARIZATION WAVE AND A FREE WAVE WITHIN THE SOLUTION, AND MEANS WITHIN THE SOLUTION FOR INCREASING THE COHERENCE LENGTH OF THE PRODUCED WAVES COMPRISING A SUBSTANCE HAVING AN ABSORPTION PEAK WHICH OCCURS AT A WAVELENGTH LYING BETWEEN THE WAVELENGTHS OF THE GENERATED WAVES AND THE HIGHER FREQUENCY WAVE OF SAID FIRST AND SECOND LIGHT BEAMS.
Claim 2
Dependent Claim
105 words
A HIGH FREQUENCY MIXING ARRANGEMENT COMPRISING A LIQUID SOLUTION HAVING A CHEMICALLY STABLE CONSTITUENT CHARACTERIZED BY AN ASYMMETRIC CARBON ATOM, MEANS FOR DIRECTING FIRST AND SECOND LIGHT BEAMS INTO SAID SOLUTION AT AN ANGLE TO EACH OTHER SUCH THAT SAID BEAMS INTERSECT WITHIN THE SOLUTION AND MIX TO PRODUCE A POLARIZATION WAVE AND A FREE WAVE WITHIN THE SOLUTION, AND MEANS WITHIN THE SOLUTION FOR INCREASING THE COHERENCE LENGTH OF THE PRODUCED WAVES COMPRISING A SUBSTANCE HAVING AN ABSORPTION PEAK WHICH OCCURS AT A WAVELENGTH LYING BETWEEN THE WAVELENGTHS OF THE GENERATED WAVES AND THE HIGHER FREQUENCY WAVE OF SAID FIRST AND SECOND LIGHT BEAMS.
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) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |