Concave three-sided nail file

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Description

FIG. 1 is a perspective view primarily showing a first concave side with coarse grit pattern.

FIG. 2 is a perspective view primarily showing a second concave side with medium grit pattern.

FIG. 3 is a perspective view primarily showing a third concave side with fine grit pattern.

FIG. 4 is a perspective view showing concave sides each with coarse and medium grit patterns; and,

FIG. 5 is a top view of the concave three-sided nail file.

Claims

The ornamental design for a concave, three-sided nail file, as shown and described.

Referenced Cited
U.S. Patent Documents
D282591 February 11, 1986 Usem
D290533 June 23, 1987 Kadaja
4683898 August 4, 1987 Lojovich
5088509 February 18, 1992 Savage, III
D418251 December 28, 1999 Steege
D506853 June 28, 2005 Woods
D513093 December 20, 2005 Kim
D530450 October 17, 2006 Park
D662670 June 26, 2012 Marden
20020088539 July 11, 2002 Beaudry
20080223385 September 18, 2008 Cha
Patent History
Patent number: D776879
Type: Grant
Filed: Jan 4, 2016
Date of Patent: Jan 17, 2017
Inventors: Paul William Johnson (Huntington Beach, CA), Warren Matthew Johnson (Tempe, AZ), Tamra Lynn Johnson (Venice, CA), Duane Alan Lundin (Litchfield, MN)
Primary Examiner: Jennifer Rivard
Application Number: 29/550,456
Classifications
Current U.S. Class: File, Abrasive Holder Or Polisher (D28/59)