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US3822148A Expired / Lapsed US ⏱️ 0.0 years remaining

Lithium-metal molybdate organic electrolyte cell

Assignee: Duracell Inc USA
•
Filing: 1972-05-15
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Granted: 1974-07-02
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Expires: 1992-05-15
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Abstract

Abstract THIS INVENTION RELATES TO A NOVEL PRIMARY ELECTRIC CELL COMPRISING POSITIVE ELECTRODES COMPOSED OF ANY OF THE MOLYBATES OF SILVER, IRON, COBALT, NICKEL, MERCURY, THALLIUM, LEAD, BISMUTH AND THEIR MIXTURES, NEGATIVE ELECTRODES COMPOSED OF ANY OF THE LIGHT METALS SUCH AS LI, NA, K, CA, BE, MG AND AI, SAID ELECTRODES BEING DISPOSED IN AN ELECTROLYTE COMPRISING AN ORGANIC SOLVENT SELECTED FROM THE GROUP CONSISTING OF TETRAHYDROFURAN, N-NITROSODIMETHYLAMINE, DIMETHYL SULFITE, PROPYLENE CARBONATE, GAMMA-BUTYROLACTONE, DIMETHYL CARBONATE, DIMETHOXY ETHANE, ACETONITRILE, DIMETHYL SULFOXIDE, DIMETHYL FROMAMIDE AND THE MIXTURES THEREOF, AND HAVING DISSOLVED THEREIN SOLUBLE SALTS OF THE LIGHT METALS, FOR EXAMPLE, THE PERCHLORATES, HEXAFLUOROPHOSPHATES, TETRAFLUOROBORATES, TETRACHLOROALUMINATES, HEXAFLUOROARSENATES OF LITHIUM.

Inventors

  • 👤 A Dey
  • 👤 R Holmes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 21:11
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/16; H01M4/00; H01M4/02; H01M4/36; H01M4/58; H01M4/5825

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1977-07-01 1977-12-31 1978-07-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-07-01 1981-12-31 1982-07-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-07-01 1985-12-31 1986-07-02 $7700.00 Window Closed / Lapsed

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