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. 19, 2022
Filed:
Apr. 23, 2015
3m Innovative Properties Company, St. Paul, MN (US);
Kurt J. Halverson, Lake Elmo, MN (US);
Raymond P. Johnston, Lake Elmo, MN (US);
Caleb T. Nelson, Woodbury, MN (US);
Steven P. Swanson, Blaine, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
An article comprises a structure having an outer surface extending along a longitudinal axis. At least a portion of a cross section of the outer surface is convex. Fluid control channels extend along a channel longitudinal axis along at least a portion the convex surface. The channel longitudinal axis makes an angle between 0 and 90 degrees with respect to the longitudinal axis of the outer surface. The fluid control channels are configured to allow capillary movement of liquid in the channels and across the convex surface.