Walter Mason Stewart

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Potomac, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Computer virus protection
- Patent number 9,906,550
- Issue date Feb 27, 2018
- Intellectual Ventures I LLC
- Walter Mason Stewart
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer virus protection
- Patent number 8,769,258
- Issue date Jul 1, 2014
- Intellectual Ventures I LLC
- Walter Mason Stewart
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer virus protection
- Patent number 7,979,691
- Issue date Jul 12, 2011
- Intellectual Ventures I LLC
- Walter Mason Stewart
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer network virus protection system and method
- Patent number 7,913,078
- Issue date Mar 22, 2011
- Walter Mason Stewart
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
E-mail virus protection system and method
- Patent number 7,506,155
- Issue date Mar 17, 2009
- Gatekeeper LLC
- Walter Mason Stewart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
E-mail virus protection system and method
- Patent number 6,901,519
- Issue date May 31, 2005
- Infobahn, Inc.
- Walter Mason Stewart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Satellite communication system and method with message authenticati...
- Patent number 4,860,352
- Issue date Aug 22, 1989
- Satellite Financial Systems Corporation
- Joel E. Laurance
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
COMPUTER VIRUS PROTECTION
- Publication number 20140289857
- Publication date Sep 25, 2014
- Walter Mason Stewart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Computer Virus Protection
- Publication number 20110231669
- Publication date Sep 22, 2011
- Intellectual Ventures I LLC
- Walter Mason Stewart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Computer Virus Protection
- Publication number 20090165138
- Publication date Jun 25, 2009
- G. K. Webb Services LLC
- Walter Mason STEWART
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Computer Network Virus Protection System and Method
- Publication number 20080229416
- Publication date Sep 18, 2008
- G. K. Webb Services LLC
- Walter Mason Stewart
- G06 - COMPUTING CALCULATING COUNTING