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U.S. patent applications available from 2005 to present.

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Class 289 - Knots and knot tying

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20 Subclasses


Subclasses list

Definition

This class includes a method or an apparatus for intertwining one or more portions of a cord, strand or strip, while simultaneously maintaining the lay of the constituents, to form a knot, and the product of such method or apparatus.

Lines with other classes and within this class

Tools of the nature of pliers, tweezers, crochet-hooks, etc., capable of other uses, but which may be employed to form knots if desired, are otherwise classified. Pliers are found in Class 81, Tools, subclasses 300+; tweezers in Class 294, Handling: Hand and Hoist-line Implements, subclass 99.2; crochet-hooks in Class 66, Textiles: Knitting, subclass 118.
 
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