Butterfly-shaped optical case

- Nationalpak Limited
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Description

FIG. 1 is a perspective view of a butterfly-shaped optical case, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof, shown in an open position.

Claims

The ornamental design for a butterfly-shaped optical case, as shown and described.

Referenced Cited
U.S. Patent Documents
474235 May 1892 Farley
636176 October 1899 Purday
1156772 October 1915 Goodell
D74101 December 1927 Day
D96589 December 1935 Carson
D155480 October 1949 Castelli
2876513 March 1959 McIntosh
D379263 May 20, 1997 Sussman
D397551 September 1, 1998 Shefler
D401060 November 17, 1998 Donne et al.
5921383 July 13, 1999 Shefler et al.
D425300 May 23, 2000 Wisniewski
6170664 January 9, 2001 Dar
D439404 March 27, 2001 Dar
D462837 September 17, 2002 Lin
Patent History
Patent number: D485434
Type: Grant
Filed: Nov 25, 2002
Date of Patent: Jan 20, 2004
Assignee: Nationalpak Limited (Tuen Mun)
Inventor: Kinsen Ka Fai Au (Hong Kong)
Primary Examiner: Celia Murphy
Attorney, Agent or Law Firms: Raymond Y. Chan, David and Raymond Patent Group
Application Number: 29/171,527
Classifications
Current U.S. Class: D3/265; D3/263; D3/270
International Classification: 0301;