Assigned to BALDWIN ENTERPRISES, INC., AS COLLATERAL AGENT reassignment BALDWIN ENTERPRISES, INC., AS COLLATERAL AGENT SECURITY AGREEMENT Assignors: AVISTAR COMMUNICATIONS CORPORATION Publication of US7433921B2 publication Critical patent/US7433921B2/en Application granted granted Critical Assigned to VICOR, INC. Assignors: COLLABORATION PROPERTIES, INC. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Family has litigation Priority to US08/131,523 priority Critical patent/US5689641A/en Priority to US08/660,461 priority patent/US5802294A/en Priority to US08/994,848 priority patent/US6237025B1/en Priority to US09/702,737 priority patent/US7185054B1/en Application filed by Collaboration Properties Inc filed Critical Collaboration Properties Inc Priority to US10/722,051 priority patent/US7433921B2/en Publication of US20040107255A1 publication Critical patent/US20040107255A1/en Assigned to AVISTAR COMMUNICATIONS CORPORATION reassignment AVISTAR COMMUNICATIONS CORPORATION MERGER (SEE DOCUMENT FOR DETAILS). Original Assignee Collaboration Properties Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Lauwers Keith Lantz Gerald Burnett Emmett Burns Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number US10/722,051 Other versions US7433921B2
Google Patents US20040107255A1 - System for real-time communication between plural users US20040107255A1 - System for real-time communication between plural users
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