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US2900432A Expired / Lapsed US ⏱️ 0.0 years remaining

Battery casing

Assignee: General Electric Co
•
Filing: 1955-08-30
•
Granted: 1959-08-18
•
Expires: 1975-08-30
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Abstract

No abstract record available.

Inventors

  • 👤 Edward P Broglio

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 13:58
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/42; H01M6/30; H01M6/32; H01M6/34

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US604588A Cited
US1381298A Cited
GB189616268A Cited
US1354800A Cited
US2640090A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-08-17 1963-02-16 1963-08-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-08-17 1967-02-16 1967-08-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-08-17 1971-02-16 1971-08-18 $7700.00 Window Closed / Lapsed

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