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. 08, 2011
Filed:
May. 30, 2007
Applicants:
Michael A. Haase, St. Paul, MN (US);
Catherine A. Leatherdale, Woodbury, MN (US);
Thomas J. Miller, Woodbury, MN (US);
Andrew J. Ouderkirk, Woodbury, MN (US);
Inventors:
Michael A. Haase, St. Paul, MN (US);
Catherine A. Leatherdale, Woodbury, MN (US);
Thomas J. Miller, Woodbury, MN (US);
Andrew J. Ouderkirk, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An article includes an LED that has an emitting surface. A reemitting semiconductor structure has an emitting surface and converts light emitted by the LED to light of a different wavelength. At least one of the emitting surfaces frustrates total internal reflection.