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US3395557A Expired / Lapsed US ⏱️ 0.0 years remaining

Key-operated and permutation lock with key-controlled dismounting and combination change

Assignee: ALBANY HARDWARE SPECIALTY Manufacturing Co Inc A CORP OF WI
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Filing: 1966-08-17
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Granted: 1968-08-06
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Expires: 1986-08-17
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Abstract

No abstract record available.

Inventors

  • 👤 Nathan L Berkowitz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 14:04
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/0031; E05B37/0034; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7147; Y10T70/7153; Y10T70/7322; Y10T70/7328; Y10T70/7339; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8541

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE588798C Cited
US2770964A Cited
US3070389A Cited
US3052114A Cited
US3273363A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-08-06 1972-02-05 1972-08-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-08-06 1976-02-05 1976-08-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-08-06 1980-02-05 1980-08-06 $7700.00 Window Closed / Lapsed

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