Stephen J Purpura

USPTO Granted Patents = 7 (Patent Applications = 1)

Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 675(Granted Patents)

Company Filing History:

6 out of 54,638

Microsoft Technology Licensing, LLC

patents

1 out of 568

First Data Corporation

patents

Years Active: 2002-2012

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8166406 - Internet privacy user interface (2012-04-24),

2. 7634570 - Managing state information across communication sessions between a client and a server via a stateless protocol (2009-12-15),

3. 7614002 - Method and system for protecting internet users' privacy by evaluating web site platform for privacy preferences policy (2009-11-03),

4. 7555781 - Security component for a computing device (2009-06-30),

5. 7058978 - Security component for a computing device (2006-06-06),

6. 6959420 - Method and system for protecting internet users' privacy by evaluating web site platform for privacy preferences policy (2005-10-25),

7. 6421768 - Method and system for authentication and single sign on using cryptographically assured cookies in a distributed computer environment (2002-07-16),

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1 patent pending:

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