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US1133689A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric burglar-alarm system.

Assignee: ELECTRIC BANK PROTECTION Co
•
Filing: 1910-11-22
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Granted: 1915-03-30
•
Expires: 1930-11-22
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Abstract

No abstract record available.

Inventors

  • 👤 John P Williams

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 07:19
CPC Classifications
E; E05; E05B; E05B45/00; E05B45/06; G; G07; G07C; G07C9/00; G07C9/00174; G07C9/00182

Claims Analysis

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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) 1918-03-29 1918-09-28 1919-03-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1922-03-29 1922-09-28 1923-03-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1926-03-29 1926-09-28 1927-03-30 $7700.00 Window Closed / Lapsed

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