Patent Assignment
Reel/Frame 035581/0643
Change of Name
Recorded: 2015-05-05
Pages: 2
Assignor
SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. KG
Executed: 2013-10-24
Assignee
UNIFY GMBH & CO. KG
HOFMANNSTR. 63, MUNICH, 81379, GERMANY
Covered Property
(1)
Method for Calling Up a Media File in a Telecommunication System, Computer Program Product for Executing the Method, and Telecommunication System for Calling Up the Media File
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 5, 2015
From: GLASER, MARTIN; RIST, CLAUS; GRONOSTAY, BERND
To: SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. KG
Reel/Frame 035563/0468 →
Assignment of Assignor's Interest
Jul 30, 2020
From: UNIFY SOFTWARE AND SOLUTIONS GMBH & CO. KG; UNIFY PATENTE GMBH & CO. KG
To: RINGCENTRAL IP HOLDINGS, INC.
Reel/Frame 053356/0132 →
Assignment of Assignor's Interest
Jul 30, 2020
From: RINGCENTRAL IP HOLDINGS, INC.
To: RINGCENTRAL, INC.
Reel/Frame 053363/0383 →
Confidential Patent Agreement
Dec 21, 2020
From: UNIFY GMBH & CO. KG
To: UNIFY PATENTE GMBH & CO. KG
Reel/Frame 054822/0001 →
Assignment of Assignor's Interest
Feb 2, 2022
From: RINGCENTRAL IP HOLDINGS, INC.
To: RINGCENTRAL, INC.
Reel/Frame 058857/0199 →