Patent Assignment
Reel/Frame 031164/0623
Assignment of Assignor's Interest
Recorded: 2013-09-09
Pages: 8
Assignors
GLASER, MARTIN
Executed: 2013-08-15
RIST, CLAUS
Executed: 2013-08-05
GRONOSTAY, BERND
Executed: 2013-08-12
Assignee
SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. KG
HOFMANNSTR. 51, 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
Application:
13/958,940 →
Publication:
US 2014/0040426
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 8, 2014
From: SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. KG
To: UNIFY GMBH & CO. KG
Reel/Frame 034537/0869 →
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 053356/0174 →
Assignment of Assignor's Interest
Jul 30, 2020
From: RINGCENTRAL IP HOLDINGS, INC.
To: RINGCENTRAL, INC.
Reel/Frame 053363/0411 →
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 →