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US690365A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for the continuous electrolysis of alkali chlorids.

Assignee: Individual
•
Filing: 1900-10-10
•
Granted: 1901-12-31
•
Expires: 1920-10-10
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Abstract

No abstract record available.

Inventors

  • 👤 Wilhelm Gintl

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 10:13
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/17; C25B9/19; C25B1/00; C25B1/01; C25B1/34; C25B1/46; C25B9/70; C25B9/73; C25B9/77

Claims Analysis

Total Claims: 0
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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) 1904-12-30 1905-07-01 1905-12-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1908-12-30 1909-07-01 1909-12-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1912-12-30 1913-07-01 1913-12-31 $7700.00 Window Closed / Lapsed

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