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:
Jun. 23, 2009
Filed:
Aug. 06, 2004
Kevin Chen-chuan Chang, Champaign, IL (US);
Zhen Zhang, Champaign, IL (US);
Bin He, Urbana, IL (US);
Kevin Chen-Chuan Chang, Champaign, IL (US);
Zhen Zhang, Champaign, IL (US);
Bin He, Urbana, IL (US);
The Board of Trustees of the University of Illinois, Urbana, IL (US);
Abstract
A computer program product being embodied on a computer readable medium for extracting semantic information about a plurality of documents being accessible via a computer network, the computer program product including computer-executable instructions for: generating a plurality of tokens from at least one of the documents, each token being indicative of a displayed item and a corresponding position; and, constructing at least one parse tree indicative of a semantic structure of the at least one document from the tokens dependently upon a grammar being indicative of presentation conventions.