Knee joint

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Description

The article in which the design is embodied is intended for use in a prosthesis.

FIG. 1 is a front view;

FIG. 2 is a rear view;

FIG. 3 is a left side view;

FIG. 4 is a right side view;

FIG. 5 is a bottom view; and,

FIG. 6 is a top view.

Claims

The ornamental design for a knee joint, as shown and described.

Referenced Cited
U.S. Patent Documents
D383542 September 9, 1997 Wellershaus et al.
D402368 December 8, 1998 Holzapfel
4145766 March 27, 1979 May
4911709 March 27, 1990 Marlow et al.
5545232 August 13, 1996 Veen
5728172 March 17, 1998 Krieger
5746774 May 5, 1998 Kramer et al.
5899943 May 4, 1999 Shiraishi et al.
Other references
  • TehLin Prosthetic & Orthopedic Inc., Brochure with photographs of lower limb system components; published before Jul. 10, 1996.
  • TehLin Prosthetic & Orthopedic Inc., Brochure with photograph and description of TGK-1HOOS hydraulic frame; published Before Jul. 10, 1996.
  • USMC, flyer for BLACK MAX hydraulic frame; published before Jul. 10, 1996.
  • Chas. A. Blatchford & Sons Ltd. Flyer with photograph and description of ENDOLITE universal chassis; Sep. 1993.
  • Chas. A. Blatchford & Sons Ltd. Flyer with photograph & description of ENDOLITE high-activity chassis; Jul. 1993.
Patent History
Patent number: D439339
Type: Grant
Filed: Sep 25, 1998
Date of Patent: Mar 20, 2001
Assignee: Otto Bock Orthopaedische Industrie Besitz-und Verwaltungs-Kommanditgessellschaft (Duderstadt)
Inventor: Steffen Sawatzki (Sollstedt)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firm: Foley & Lardner
Application Number: 29/094,153
Classifications
Current U.S. Class: Prosthesis Or Implant (D24/155)
International Classification: 2403;