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:
Jul. 03, 2018
Filed:
Feb. 26, 2016
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Kevin B. Newhouse, Houlton, WI (US);
Bruce E. Tait, Woodbury, MN (US);
Terence A. Lee, Decatur, AL (US);
Christopher M. Eastman, Muscle Shoals, AL (US);
Arlie J. Cecil, Hazel Green, AL (US);
Andrew F. Neitzel, Menomonie, WI (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 18/10 (2006.01); B65H 19/20 (2006.01); B65H 19/28 (2006.01); B65H 75/10 (2006.01); B65H 75/28 (2006.01); B65H 18/28 (2006.01);
U.S. Cl.
CPC ...
B65H 18/10 (2013.01); B65H 18/28 (2013.01); B65H 19/20 (2013.01); B65H 19/28 (2013.01); B65H 19/283 (2013.01); B65H 75/10 (2013.01); B65H 75/28 (2013.01); B65H 2301/51512 (2013.01); B65H 2408/23 (2013.01);
Abstract
The disclosure generally relates to a film roll core used for winding a polymeric film around, an apparatus for winding the polymeric film on the film roll core, a process of winding the polymeric film on the film roll core, and a rolled film on the film roll core. The disclosure more particularly relates to an open gap film roll core that is capable of reducing defects in wound films.