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Patent
   D586650
Priority
May 10 2007
Filed
May 10 2007
Issued
Feb 17 2009
Expiry
Feb 17 2023
Inventors
Zhang, Zhu…
Assg.orig
Liberty Ha…
Assg.curr
LIBERTY HA…
Entity
unknown
Referenced by
4
References
6
Maint.:
n/a
The ornamental design for a door stop, as shown and described.

FIG. 1 is a perspective view of a door stop showing my new design;

FIG. 2 is a side view thereof; and,

FIG. 3 is an end view thereof.
INVENTORS:

Zhang, Zhukai

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D593181, Mar 26 2008 Bow string vibration suppressor
D755050, Mar 31 2014 Kenzo Flask for a perfumery product
D977333, Sep 29 2022 Door stopper
D979392, May 24 2022 Yushe County Qianfengtang Electronic Technology Co., Ltd. Adjustable length headboard stopper
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
129968,
D556034, Apr 25 2007 LIBERTY HARDWARE MFG CORP Door stop
D570678, May 10 2007 LIBERTY HARDWARE MFG CORP Door stop
D571652, May 10 2007 LIBERTY HARDWARE MFG CORP Door stop
D575141, Mar 10 2006 EAST WEST BANK, AS ADMINISTRATIVE AGENT Hook
60640,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 10 2007Liberty Hardware Mfg. Corp.(assignment on the face of the patent)
Jul 01 2008ZHANG, ZHUKAILIBERTY HARDWARE MFG CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0220870258 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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