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US3624945A Expired / Lapsed US ⏱️ 0.0 years remaining

Universal self-conforming trigger lock for firearms

Assignee: Master Lock Co LLC
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Filing: 1970-04-13
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Granted: 1971-12-07
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Expires: 1990-04-13
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Abstract

Abstract TO PROTECT THE TRIGGERS OF GUNS, RIFLES, PISTOLS AND VARIOUS FORMS OF FIREARMS AGAINST ACCIDENTAL OR UNAUTHORIZED OPERATION A FIREARM TRIGGER LOCK IS PROVIDED FOR DETACHABLE, SELF-CONFORMING AND NON-SHIFTABLE MOUNTING ON THE TRIGGER GUARD PORTION OF A FIREARM TO ENCLOSE THE LATTER AND PREVENT UNAUTHORIZED MOVEMENT OF THE FIREARM TRIGGER. A COVER SECTION OF THE TRIGGER LOCK CARRIES A TRANSVERSE CYLINDER SHELL AND STRATEGICALLY LOCATED TRANSVERSE, AXIALLY YIELDABLE PLUNGERS AND OTHER MEANS DESIGNED TO ENGAGE PORTIONS OF THE TRIGGER GUARD AND TRIGGER TO PREVENT MOVEMENT OF THE LATTER AND PROHIBIT SHIFTING OF THE TRIGGER LOCK REGARDLESS OF HOW IT IS MOUNTED ON THE TRIGGER GUARD. MOREOVER, THE TRIGGER LOCK IS UNIVERSAL IN RESPECT TO ITS ADAPTABILITY TO TRIGGER GUARDS OF VARIOUS SHAPES AND SIZES AND THE DISPOSTION OF THE TRIGGER THEREIN, PERMITTING ITS USE ON FIREARMS OF VARIOUS TYPES.

Inventors

  • 👤 Daniel J Foote

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 18:12
CPC Classifications
F; F41; F41A; F41A17/00; F41A17/02; F41A17/46; F41A17/54; Y; Y10; Y10S; Y10S70/00; Y10S70/58; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/437; Y10T70/439; Y10T70/443; Y10T70/50; Y10T70/5611; Y10T70/569; Y10T70/573; Y10T70/5735; Y10T70/80; Y10T70/8838

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) 1974-12-06 1975-06-07 1975-12-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-12-06 1979-06-07 1979-12-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-12-06 1983-06-07 1983-12-07 $7700.00 Window Closed / Lapsed

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