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:
Sep. 11, 2001
Filed:
Feb. 22, 2000
Applicant:
Inventors:
Jeffrey M. Florczak, Maplewood, MN (US);
Robert T. Krasa, Hudson, WI (US);
Stephen P. Maki, North St. Paul, MN (US);
Richard M. Osgood, III, St. Paul, MN (US);
Assignee:
3M Innovative Properties, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 2/710 ;
U.S. Cl.
CPC ...
G02B 2/710 ;
Abstract
Microlens sheetings with composite images are disclosed, in which the composite image floats above or below the sheeting, or both. The composite image may be two-dimensional or three-dimensional. Methods for providing such an imaged sheeting, including by the application of radiation to a radiation sensitive material layer adjacent the microlenses, are also disclosed.