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US1141439A Expired / Lapsed US ⏱️ 0.0 years remaining

Sliding-door lock.

Assignee: Individual
•
Filing: 1914-04-06
•
Granted: 1915-06-01
•
Expires: 1934-04-06
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Abstract

No abstract record available.

Inventors

  • 👤 William S Woodward

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 05:01
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/08; E05B65/0811; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5173; Y10T70/5177; Y10T70/5186; Y10T70/519; Y10T70/70; Y10T70/7441; Y10T70/778; Y10T70/7791; Y10T70/7836

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) 1918-05-31 1918-11-30 1919-06-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1922-05-31 1922-11-30 1923-06-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1926-05-31 1926-11-30 1927-06-01 $7700.00 Window Closed / Lapsed

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