Knife blade
Description
The broken lines in the figures indicate environmental structure and define the bounds of the claimed design, and form no part thereof.
Claims
The ornamental design for a knife blade, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Pattern on Shun Knife, on sale at least as early as Dec. 2005.
- A. G. Russell Knife on sale at least as early as Feb., 2006.
Patent History
Patent number: D579731
Type: Grant
Filed: Dec 20, 2006
Date of Patent: Nov 4, 2008
Assignee: Kai U.S.A., Ltd. (Tualatin, OR)
Inventor: Takeshi Ono (Seki)
Primary Examiner: Caron D. Veynar
Assistant Examiner: Ricky Pham
Attorney: Seed Intellectual Property Law Group PLLC
Application Number: 29/270,417
Type: Grant
Filed: Dec 20, 2006
Date of Patent: Nov 4, 2008
Assignee: Kai U.S.A., Ltd. (Tualatin, OR)
Inventor: Takeshi Ono (Seki)
Primary Examiner: Caron D. Veynar
Assistant Examiner: Ricky Pham
Attorney: Seed Intellectual Property Law Group PLLC
Application Number: 29/270,417
Classifications
Current U.S. Class:
D7/649