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List of email filtering patents

List of email filtering patents
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Patents where
Current Assignee
Industry
is
Name
Description
Patent Applicant
Current Assignee
Inventor
Patent Jurisdiction
Patent Number
Date of Patent
‌
US Patent 7136841 Centralized authorization and fraud-prevention system for network-based transactions

Patent 7136841 was granted and assigned to Zix Corporation on November, 2006 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
7136841
November 14, 2006
‌
US Patent 7353204 Certified transmission system

Patent 7353204 was granted and assigned to Zix Corporation on April, 2008 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
7353204
April 1, 2008
‌
US Patent 8166118 Secure communication architecture, protocols, and methods

Patent 8166118 was granted and assigned to Sendside Networks on April, 2012 by the United States Patent and Trademark Office.

Sendside Networks
Sendside Networks
United States Patent and Trademark Office
United States Patent and Trademark Office
8166118
April 24, 2012
‌
US Patent 7849213 Secure communication architecture, protocols, and methods

Patent 7849213 was granted and assigned to Sendside Networks on December, 2010 by the United States Patent and Trademark Office.

Sendside Networks
Sendside Networks
United States Patent and Trademark Office
United States Patent and Trademark Office
7849213
December 7, 2010
‌
US Patent 7493661 Secure transmission system

Patent 7493661 was granted and assigned to Zix Corporation on February, 2009 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
7493661
February 17, 2009
‌
US Patent 9419950 Secure message forwarding system detecting user's preferences including security preferences

Patent 9419950 was granted and assigned to Zix Corporation on August, 2016 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
9419950
August 16, 2016
‌
US Patent 7475256 Secure message forwarding system detecting user's preferences including security preferences

Patent 7475256 was granted and assigned to Zix Corporation on January, 2009 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
7475256
January 6, 2009
‌
US Patent 7574607 Secure pipeline processing

Patent 7574607 was granted and assigned to Zix Corporation on August, 2009 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
7574607
August 11, 2009
‌
US Patent 7539725 Auditor system

Patent 7539725 was granted and assigned to Zix Corporation on May, 2009 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
7539725
May 26, 2009
‌
US Patent 8027923 Certified transmission system

Patent 8027923 was granted and assigned to Zix Corporation on September, 2011 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
8027923
September 27, 2011
‌
US Patent 11887061 Systems and methods for determination, description, and use of feature sets for machine learning classification systems, including electronic messaging systems employing machine learning classification

Patent 11887061 was granted and assigned to Zix Corporation on January, 2024 by the United States Patent and Trademark Office.

Zix Corporation
Zix Corporation
Zix Corporation
Zix Corporation
United States Patent and Trademark Office
United States Patent and Trademark Office
11887061
January 30, 2024
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