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US3085052A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for making film capacitors

Assignee: Lockheed Martin Corp
•
Filing: 1960-09-09
•
Granted: 1963-04-09
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Expires: 1980-09-09
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Abstract

No abstract record available.

Inventors

  • 👤 Merle E Sibert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 12:46
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/0029; H01G9/0032; C; C25; C25D; C25D11/00; C25D11/02; C25D11/26

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 163 words
IN THE FRACTIONAL PRECIPITATION OF LITHIUM VALUES FROM AN AQUEOUS SOLUTION OF A LITHIUM-BEARING MATERIAL CONTAINING AT LEAST TWO OF THE ISOTOPIC LITHIUM SPECIES TO PRODUCE A PLURALITY OF FRACTIONS WHEREIN THE FIRST OF SAID FRACTIONS IS MORE CONCENTRATED, AND THE LAST OF SAID FRACTIONS IS LESS CONCENTRATED, IN THE HEAVIER OF SAD ISOTOPIC SPECIES THAN THE INITIAL LITHIUM-BEARING MATERIAL FROM WHICH SAID AQUEOUS SOLUTION WAS PREPARED, THE IMPROVEMENT WHICH COMPRISES EFFECTING THE SOLUTION OF THE LITHIUM VALUES AS COMPLEX IONS IN AN AQUEOUS MEDIUM, EACH OF SAID COMPLEX IONS COMPRISING AT LEAST ONE CATION OF A SINGLE ISOTOPIC SPECIES OF LITHIUM, AT LEAST ONE ALUMINUM CATION, AND AT LEAST ONE RADCIAL OF AT LEAST ONE POLYBASIC ORGANIC ACID SELECTED FROM THE GROUP CONSISTING OF OXALIC ACID, CITRIC ACID, AND TARTARIC ACID, AND FRACTIONALLY PRECIPITATING THE LITHIUM VALUES FROM SOLUTION. ATOMS, SO AS TO FORM A STOICHIOMETRIC TITANIUM DIOXIDE FILM THEREON, AND FORMING AN OUTER CONDUCTIVE LAYER ON THE STOICHIOMETRIC TITANIUM DIOXIDE FILM.
Claim 2
Dependent Claim 163 words
IN THE FRACTIONAL PRECIPITATION OF LITHIUM VALUES FROM AN AQUEOUS SOLUTION OF A LITHIUM-BEARING MATERIAL CONTAINING AT LEAST TWO OF THE ISOTOPIC LITHIUM SPECIES TO PRODUCE A PLURALITY OF FRACTIONS WHEREIN THE FIRST OF SAID FRACTIONS IS MORE CONCENTRATED, AND THE LAST OF SAID FRACTIONS IS LESS CONCENTRATED, IN THE HEAVIER OF SAD ISOTOPIC SPECIES THAN THE INITIAL LITHIUM-BEARING MATERIAL FROM WHICH SAID AQUEOUS SOLUTION WAS PREPARED, THE IMPROVEMENT WHICH COMPRISES EFFECTING THE SOLUTION OF THE LITHIUM VALUES AS COMPLEX IONS IN AN AQUEOUS MEDIUM, EACH OF SAID COMPLEX IONS COMPRISING AT LEAST ONE CATION OF A SINGLE ISOTOPIC SPECIES OF LITHIUM, AT LEAST ONE ALUMINUM CATION, AND AT LEAST ONE RADCIAL OF AT LEAST ONE POLYBASIC ORGANIC ACID SELECTED FROM THE GROUP CONSISTING OF OXALIC ACID, CITRIC ACID, AND TARTARIC ACID, AND FRACTIONALLY PRECIPITATING THE LITHIUM VALUES FROM SOLUTION. ATOMS, SO AS TO FORM A STOICHIOMETRIC TITANIUM DIOXIDE FILM THEREON, AND FORMING AN OUTER CONDUCTIVE LAYER ON THE STOICHIOMETRIC TITANIUM DIOXIDE FILM.

References Cited (Backward Citations)

US2874102A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-08 1966-10-08 1967-04-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-08 1970-10-08 1971-04-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-08 1974-10-08 1975-04-09 $7700.00 Window Closed / Lapsed

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