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. 21, 2009
Filed:
Dec. 30, 2005
Christopher Schmidt, Fairfax, CA (US);
Michael Handelman, Phoenix, AZ (US);
Elizabeth Young, San Francisco, CA (US);
Christopher Schmidt, Fairfax, CA (US);
Michael Handelman, Phoenix, AZ (US);
Elizabeth Young, San Francisco, CA (US);
LeapFrog Enterprises, Inc., Emeryville, CA (US);
Abstract
A mark on a surface in sensed by a pen as the mark is made on the surface using the pen. The surface has printed thereon a pattern of markings that define a two-dimensional coordinate system. Stroke data associated with the mark is stored. The stroke data includes coordinates corresponding to a subset of the pattern of markings traversed by the mark. The stroke data is associated with a region of the surface. The stroke data is operated on according to an operation associated with the region.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile