Expansion screw

Description

FIG. 1 is a perspective view of an expansion screw showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings illustrate portions of the expansion screw and form no part of the claimed design.

Claims

CLAIM The ornamental design for an expansion screw, as shown and described.

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Inventors:	Wang; Rick (Changhua, TW)
Applicant:	Name City State Country Type Wang; Rick Changhua N/A TW
Assignee:	Masterpiece Hardware Industrial Co. Ltd (Changhua, TW) Wang; Rick (Changhua, TW)
Appl. No.:	D/611,380
Filed:	July 20, 2017

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Current U.S. Class:	D8/385; D8/387
Current International Class:	0808
Field of Search:	;D8/385,387,388,393,349,354,382

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References Cited [Referenced By]

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U.S. Patent Documents

3174387	March 1965	Fischer
3316796	May 1967	Young
3385156	May 1968	Polos
D213589	March 1969	Bixby
3888156	June 1975	Fima
4269106	May 1981	Leibhard
D297708	September 1988	McCoy
4986710	January 1991	Kovarik
D413059	August 1999	Dell
D536956	February 2007	Huang
D557409	December 2007	Veliss
7517182	April 2009	Cabrele
2003/0002951	January 2003	Wakai
2003/0053881	March 2003	Huang
2005/0013677	January 2005	Anquetin
2007/0264099	November 2007	Huang
2010/0086376	April 2010	McClure
2012/0195707	August 2012	Villatte
2012/0230796	September 2012	McClure
2015/0139747	May 2015	Hsu
2016/0265279	September 2016	Gordon

Primary Examiner: Snapp; Sandra S
Assistant Examiner: Price; Ieisha N
Attorney, Agent or Firm: Chen; Che-Yang Law Offices of Scott Warmuth

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