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:
Dec. 02, 2014
Filed:
Jul. 17, 2003
Graham M. Clarke, Woodbury, MN (US);
Michael D. Delmore, Grant, MN (US);
Michael K. Domroese, Woodbury, MN (US);
Richard H. Ferber, Fridley, MN (US);
Jay D. Jacobs, Sonoma, CA (US);
Jamieson C. Keister, Lakeville, MN (US);
Franklyn L. Frederickson, White Bear Lake, MN (US);
Graham M. Clarke, Woodbury, MN (US);
Michael D. Delmore, Grant, MN (US);
Michael K. Domroese, Woodbury, MN (US);
Richard H. Ferber, Fridley, MN (US);
Jay D. Jacobs, Sonoma, CA (US);
Jamieson C. Keister, Lakeville, MN (US);
Franklyn L. Frederickson, White Bear Lake, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Microneedle devices with microneedles having a truncated tapered shape are disclosed. The microneedles of microneedle devices may also have a controlled aspect ratio. Microneedle delivery apparatus are disclosed that include drivers designed to deliver microneedles at velocities that may enhance perforation of the stratum corneum while limiting the sensation of pain experienced at the delivery site.