Window blind string holder
United States Patent D568083

Chou, Tser Wen (No. 42, Lane 23, Shuei-Guan Road, Niau-Sung Hsiang, Kaohsiung Hsien, TW)
Application Number:
Publication Date:
Filing Date:
Primary Class:
International Classes:
(IPC1-7): 0610
Field of Search:
D6/578, D6/580, 160/173R, 318/17, 160/168.1V, 160/176.1V, 318/600, 160/39, D6/577, 160/176.1R, D6/581, 160/331, 160/168.1, D6/579, 160/173, 84/10, 318/16, D6/576, 160/38, 160/178.2, 160/349.1, 160/178.1R, 160/349.2, 160/168.1R, D6/575, 340/854.5
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US Patent References:
D530558Ladder drum for a horizontal blind assemblyOctober, 2006DamianoD6/580
D518326Control end for a blindApril, 2006AllsoppD6/580
D509092Sprocket support for a blindSeptember, 2005AllsoppD6/580
D506341Cover for a cord lock mechanismJune, 2005GrunerD6/580
20040007116Keys for musical instruments and musical methodsJanuary, 2004Marcus84/10
20020149500Casing mounted sensors, actuators and generatorsOctober, 2002Beique et al.340/854.5
D453440Bead locator for control system in architectural coveringsFebruary, 2002Fraser et al.D6/580
D446415Hanger pin with a positioner for a control system in an architectural coveringAugust, 2001AndersonD6/580
D440445Connector for lift cords and tilt rod of architectural coveringsApril, 2001FraserD6/580
D401798Louver housingDecember, 1998Simonsen et al.D6/580
5671793Combination blind controllerSeptember, 1997Lee160/168.1R
D357380TaperollApril, 1995FraserD6/580
5270629Automatic vertical blind controller with memoryDecember, 1993Hsieh318/600
D340638Furniture leg shoeOctober, 1993CampbellD8/374
4956588Attachable hand-operated/automatic dual usage venetian blind controllerSeptember, 1990Ming318/16
4914360Venetian blind controllerApril, 1990Hsieh et al.318/16
D034081N/AFebruary, 1901CrockerD6/580

Primary Examiner:
Nelson, Chase T.
Assistant Examiner:
Lohr, Barbara B.
Attorney, Agent or Firm:
Troxell Law Office, PLLC

1. The ornamental design for a window blind string holder, as shown and described.


FIG. 1 is a perspective view of a window blind string holder;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view of the window blind string holder shown in condition of use with broken line environmental structure. The broken line showing of environmental structure is for illustrative purposes only and forms no part of the claimed design.