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US Patent 11661301 Method for perforating a nonlinear line of weakness

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Date of Patent

May 30, 2023

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Patent Application Number

178498440

Date Filed

June 27, 2022

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Patent Citations

US Patent 8287977 Uniquely perforated web product

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US Patent 10814513 Perforating apparatus for manufacturing a nonlinear line of weakness

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US Patent 10857690 Method and apparatus for adjusting and maintaining a position of a cutting surface of a perforating apparatus

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US Patent 10889459 Method for perforating a nonlinear line of weakness

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US Patent 10919168 Apparatus for perforating a web material

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US Patent 10947671 Sanitary tissue product with a shaped line of weakness

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US Patent 10960566 Apparatus for perforating a nonlinear line of weakness

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US Patent 11008709 Sanitary tissue product with a shaped line of weakness

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Patent Primary Examiner

Omar Flores Sanchez

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CPC Code

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A method for providing a nonlinear line of weakness on a web material including providing: a base, a support, a blade, and a driving means. The base may comprise at least one counter component having a length (L

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