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US1608005A Expired / Lapsed US ⏱️ 0.0 years remaining

Grid leak

Assignee: Individual
•
Filing: 1924-06-03
•
Granted: 1926-11-23
•
Expires: 1944-06-03
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Abstract

No abstract record available.

Inventors

  • 👤 Walter B Schoeppler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 23:58
CPC Classifications
H; H01; H01C; H01C1/00; H01C1/14; H01C1/146

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) 1929-11-22 1930-05-24 1930-11-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1933-11-22 1934-05-24 1934-11-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1937-11-22 1938-05-24 1938-11-23 $7700.00 Window Closed / Lapsed

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