Patent · US Active

Method and system for providing watermark to subscribers

US8489770B2 · kind B2 · utility

0Cited by

4References

15Claims

0Family size

Assignee

PERFTECH, INC. · US

Inventors

Lewis T. Donzis · San Antonio, US
Henry M. Donzis · San Antonio, US
Peter W. Baron · San Antonio, US
John A. Murphy · San Antonio, US

Key dates

Filing date	Dec 22, 2008
Grant date	Jul 16, 2013
Priority date	—
Expiry date	Jul 16, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04N2201/3249
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A method for providing watermark to subscribers is provided. The method comprises observing a request for a first content from a subscriber, determining if the subscriber can receive a watermark, generating a second content comprising the watermark if the subscriber can receive a watermark, causing the subscriber to fetch the first content, and causing the subscriber to fetch the second content comprising the watermark overlaying the first content.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.