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Assignee: Individual
•
Filing: 1916-06-16
•
Granted: 1920-07-27
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Expires: 1936-06-16
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Abstract

No abstract record available.

Inventors

  • 👤 Carl W Eisenmann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 21:47
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/02; H02J7/04; H02J7/90; H02J7/96

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) 1923-07-27 1924-01-26 1924-07-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1927-07-27 1928-01-26 1928-07-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1931-07-27 1932-01-26 1932-07-27 $7700.00 Window Closed / Lapsed

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