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US3257243A Expired / Lapsed US ⏱️ 0.0 years remaining

Primary battery cell

Assignee: VARTA Pertrix Union GmbH
•
Filing: 1963-01-25
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Granted: 1966-06-21
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Expires: 1983-01-25
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Abstract

No abstract record available.

Inventors

  • 👤 Wild Wilhelm

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 14:13
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/172; H01M50/174; H01M50/182; H01M6/00; H01M6/30; H01M6/36; H01M6/38

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 123 words
IN A GALVANIC DRY CELL ASSEMBLY HAVING COMPONENTS ADAPTED TO BE TELESCOPED FROM AN INOPERATIVE STORAGE POSITION TO AN OPERATIVE POSITION, A POSITIVE ELECTRODE SURROUNDED BY AN ANNULAR ELECTROLYTE-CONTAINING PASTE LAYER, A CUPLIKE METALIC ANODE OPEN TOWARD BUT SPACED AXIALLY FROM THE FOREGOING COMPONENTS AND TELESCOPABLE THEREWITH TO RECEIVE THE SAME THEREIN IN THE OPERATIVE POSITION, DISCLIKE SEALING MEANS SPACING THE ANODE FROM THE REMAINING FOREGOING COMPONENTS IN THE STORAGE POSITION AND YIELDABLE TO TELESCOPE THEREWITH INTO THE CUPLIKE ANODE WHILE MAINTAINING SEALING CONTACT WITH THE WALL OF THE ANODE IN THE OPERATIVE POSITION, THE DISCLIKE SEALING MEANS LYING ADJACENT AND COVERING AN END OF THE POSITIVE ELECTRODE IN BOTH THE STORAGE AND OPERATIVE POSITIONS, AND A SURROUNDING JACKET OF ELECTRICALLY INSULATING MATERIAL.

References Cited (Backward Citations)

US1438084A Cited
US1505644A Cited
US1438085A Cited
US2802042A Cited
US2829186A Cited
US3051769A Cited
US3090824A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-20 1969-12-20 1970-06-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-20 1973-12-20 1974-06-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-20 1977-12-20 1978-06-21 $7700.00 Window Closed / Lapsed

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