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:
May. 07, 2013
Filed:
Feb. 16, 2010
Mike Bacus, Tigard, OR (US);
Bruce Quincy Hammond, Beaverton, OR (US);
Mike Bacus, Tigard, OR (US);
Bruce Quincy Hammond, Beaverton, OR (US);
Celartem, Inc., Portland, OR (US);
Abstract
Methods, computer readable media, and apparatuses for preventing unauthorized font linking are presented. A request for a font file may be received. It may be determined whether the request is valid, and this determination may be based on a security token and/or a referrer string. If the request is determined to be valid, a first watermark may be embedded in the font file, and the first watermark may be based on the security token. The first watermark may include at least one point in at least one glyph contained in the font file. A second watermark may be embedded in the font file, and the second watermark may include at least one table that identifies a customer. The font file then may be served to the requestor.