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:
Oct. 28, 2014
Filed:
Apr. 01, 2010
Applicants:
Sean Thompson, Calgary, CA;
Grant Mcgibney, Calgary, CA;
David Holmgren, Calgary, CA;
Inventors:
Assignee:
SMART Technologies ULC, , CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/042 (2006.01); G06F 3/0354 (2013.01);
U.S. Cl.
CPC ...
G06F 3/0428 (2013.01); G06F 3/03545 (2013.01);
Abstract
A pen tool for use with a machine vision interactive input system comprises an elongate body and a tip arrangement at one end of the body, an end surface of the body at least partially about the tip arrangement carrying light reflective material that is visible to at least one imaging assembly of the interactive input system when the pen tool is angled.