Patent
   D284639
Priority
Feb 17 1983
Filed
Aug 01 1983
Issued
Jul 15 1986
Expiry
Jul 15 2000
Assg.orig
Entity
unknown
7
6
n/a
The ornamental design for a door lock, as shown.

FIG. 1 is a front elevational view of a door lock showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

Shohoji, Takeshi, Matsuo, Yoshihiko

Patent Priority Assignee Title
D292172, Feb 20 1985 STANLEY WORKS, THE, A CORP OF CT Deadbolt lock for hinged doors
D365744, Dec 14 1993 Faith Hill Industrial Limited Door latch assembly
D380136, Oct 16 1995 Deadbolt with combination and key lock
D393793, Jan 25 1996 ASSA Abloy Australia Pty Limited Latch housing and turn knob assembly
D393794, Jan 25 1996 ASSA Abloy Australia Pty Limited Latch strike
D396628, Jan 25 1996 ASSA Abloy Australia Pty Limited Latch and latch strike assembly
D484775, Dec 04 2002 Door bolt
Patent Priority Assignee Title
2225663,
2854268,
3121318,
3667263,
4475753, Oct 20 1981 Safety door lock
GB2037361,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 14 1983MATSUO, YOSHIHIKORyobi LTDASSIGNMENT OF ASSIGNORS INTEREST 0045130412 pdf
Jul 15 1983SHOHOJI, TAKESHIRyobi LTDASSIGNMENT OF ASSIGNORS INTEREST 0045130412 pdf
Aug 01 1983Ryobi Ltd.(assignment on the face of the patent)
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