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US2584673A Expired / Lapsed US ⏱️ 0.0 years remaining

Delayed-action switch

Assignee: CODA ELECTRIC Corp
•
Filing: 1947-09-11
•
Granted: 1952-02-05
•
Expires: 1967-09-11
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Abstract

No abstract record available.

Inventors

  • 👤 Robert M Cole

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 22:55
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/30; H01H43/301; H01H43/302; H01H43/304

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1726503A Cited
US1676143A Cited
US1752091A Cited
US1914529A Cited
US2213960A Cited
US2421881A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-02-04 1955-08-06 1956-02-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-02-04 1959-08-06 1960-02-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-02-04 1963-08-06 1964-02-05 $7700.00 Window Closed / Lapsed

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