Annular blade for a low friction rotary knife
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The dashed-broken lines shown are for environmental purposes only and form no part of the claimed design. The dashed-dot-dot lines designate boundaries and form no part of the claimed design.
Claims
The ornamental design for an annular blade for a low friction rotary knife, as shown and described.
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- Oct. 3, 2011 Decision and Opinion of the United States Court of Appeals for the Federal Circuit (Appeal No. 2011-1038,-1046) regarding the case styled Bettcher Industries, Inc. v. Bunzl USA, Inc. and Bunzl Processor Distribution, LLC, Case No. 3:08 CV 2423, U.S. District Court for the Northern District of Ohio, Judge Zouhary. The Decision and Opinion relates to U.S. Pat. No. 7,000,325, which issued from U.S. Appl. No. 10/909,168, the great-grandparent of the present application (47 pages).
- Jul. 28, 2011 Decision on Appeal of the Board of Patent Appeals and Interferences (Appeal No. 20011-00791, Control No. 95/001,130) regarding the inter partes reexamination of U.S. Pat. No. 7,000,325, which issued from U.S. Appl. No. 10/909,168, the great-grandparent of the present application (13 pages).
Type: Grant
Filed: Sep 14, 2017
Date of Patent: Dec 24, 2019
Assignee: Bettcher Industries, Inc. (Birmingham, OH)
Inventor: Jeffrey A. Whited (Amherst, OH)
Primary Examiner: Austin Murphy
Application Number: 29/617,492