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:
Mar. 19, 2019
Filed:
Jul. 10, 2014
3m Innovative Properties Company, St. Paul, MN (US);
Dennis G. Berry, Maplewood, MN (US);
Paul A. Martinson, Maplewood, MN (US);
Ryan Patrick Simmers, Fargo, ND (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
An article having at least one microneedle () is provided. The microneedle includes a base (), an elongated body () having a central axis () and a body diameter (), a tip portion (), and a hollow channel (). The a tip portion includes a tip (), a first bevel face () oriented diagonally with respect to the central axis and extending through at least 75% of the body diameter, a second bevel face () oriented substantially perpendicular to the central axis and intersecting the first bevel face, and a bevel opening defined by a first edge () of the first bevel face and a second edge () of the second bevel face. The hollow channel extends axially into the body from the bevel opening ().