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US2423988A Expired / Lapsed US ⏱️ 0.0 years remaining

Locking latch

Assignee: National Brass Co
•
Filing: 1944-08-16
•
Granted: 1947-07-15
•
Expires: 1964-08-16
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Abstract

No abstract record available.

Inventors

  • 👤 Albert F Lickteig

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 22:11
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; E05C1/163; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0982; Y10T292/0983; Y10T292/0984; Y10T292/0986; Y10T292/0987; Y10T292/1014; Y10T292/1022; Y10T292/1028; Y10T292/62

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1744457A Cited
US2234912A Cited
US2233353A Cited
US2263477A Cited
US2344484A Cited
US2351077A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1950-07-14 1951-01-13 1951-07-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1954-07-14 1955-01-13 1955-07-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1958-07-14 1959-01-13 1959-07-15 $7700.00 Window Closed / Lapsed

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