The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2019
Filed:
Oct. 02, 2012
3m Innovative Properties Company, St. Paul, MN (US);
Thomas P. Hanschen, Mendota Heights, MN (US);
Ronald W. Ausen, St. Paul, MN (US);
Paul S. Wallis, Swansea, GB;
William J. Kopecky, Hudson, WI (US);
Vathsala Rajagopal, Woodbury, MN (US);
William H. Sikorski, Jr., White Bear Lake, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A film comprising stripes alternating with strands is disclosed. In some embodiments, the strands have a core and a sheath. The core is more elastic than both the sheath and the strands. In some embodiments, the film has an elongation of at least 75 percent, the width of the strands is in a range from 100 micrometers to 750 micrometers, and a portion of each strand forms part of at least one major surface of the film. An extrusion die useful for making the film and a method for making the film using the extrusion die are also disclosed.