Conversion lens for single-lens reflex camera

Watanabe June 13, 2

Patent Grant D523057

U.S. patent number D523,057 [Application Number D/224,474] was granted by the patent office on 2006-06-13 for conversion lens for single-lens reflex camera. This patent grant is currently assigned to PENTAX Corporation. Invention is credited to Akira Watanabe.


United States Patent D523,057
Watanabe June 13, 2006

Conversion lens for single-lens reflex camera

Claims

CLAIM The ornamental design for a conversion lens for single-lens reflex camera, as shown and described.
Inventors: Watanabe; Akira (Saitama, JP)
Assignee: PENTAX Corporation (Tokyo, JP)
Appl. No.: D/224,474
Filed: March 3, 2005

Foreign Application Priority Data

Sep 8, 2004 [JP] 2004-027271
Current U.S. Class: D16/219; D16/134
Current International Class: 1605
Field of Search: ;D16/134,136,200,202,203,204,217,218,219 ;348/373-375 ;358/909.1 ;359/811,815,819,826,827,828 ;396/529-532,535,540,541,544

References Cited [Referenced By]

U.S. Patent Documents
D119256 March 1940 Darling
D183254 July 1958 Gebels
4390263 June 1983 Sumita
4448509 May 1984 Katsuma et al.
4457609 July 1984 Tomino et al.
4747669 May 1988 Yamada et al.
6369960 April 2002 Azegami
Primary Examiner: Aronovich; Adir
Attorney, Agent or Firm: Sughrue Mion, PLLC

Description



FIG. 1 is a perspective view of the rear, top and right side of a conversion lens for single-lens reflex camera 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;

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

FIG. 8 is a top plan view thereof in the condition of the lens barrel being extended.

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