Chang; Kae-por F.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Kae-por F..The latest application filed is for "authority-neutral certification for multiple-authority pki environments".

Company Profile

0.8.8

Chang; Kae-por F. - Newton Highlands MA
Chang; Kae-por F. - Needham MA US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Authority-Neutral Certification for Multiple-Authority PKI Environments App 20140082351 - Chang; Kae-por F.	2014-03-20
Authority-neutral certification for multiple-authority PKI environments Grant 8,621,206 - Chang December 31, 2	2013-12-31
Authority-Neutral Certification for Multiple-Authority PKI Environments App 20120030460 - Chang; Kae-por F.	2012-02-02
Authority-neutral certification for multiple-authority PKI environments Grant 8,019,990 - Chang September 13, 2	2011-09-13
System and method for sharing information among provider systems Grant 8,010,605 - Chang August 30, 2	2011-08-30
System and method for processing database queries Grant 7,630,959 - Chang December 8, 2	2009-12-08
System and method for sharing information among provider systems Grant 7,430,525 - Chang September 30, 2	2008-09-30
Authority-Neutral Certification for Multiple-Authority PKI Environments App 20080189551 - Chang; Kae-por F.	2008-08-07
Authority-neutral certification for multiple-authority PKI environments Grant 7,328,344 - Chang February 5, 2	2008-02-05
System and method for sharing information among provider systems Grant 7,165,092 - Chang January 16, 2	2007-01-16
System and method for sharing information among provider systems App 20060041618 - Chang; Kae-por F.	2006-02-23
System and method for sharing information among provider systems App 20050165632 - Chang, Kae-por F.	2005-07-28
Authority-neutral certification for multiple-authority PKI environments App 20030065921 - Chang, Kae-por F.	2003-04-03
System and method for processing database queries App 20020103794 - Chang, Kae-Por F.	2002-08-01
System and method for sharing information among provider systems App 20020032721 - Chang, Kae-por F.	2002-03-14

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