skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 6
Patent #:
NONE
Issue Dt:
Application #:
13958940
Filing Dt:
08/05/2013
Publication #:
20140040426
Pub Dt:
02/06/2014
Inventors:
Martin Glaser, Claus Rist, Bernd Gronostay
Title:
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
Assignment: 1
Reel/Frame:
031164/0623Recorded: 09/09/2013Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
GLASER, MARTIN
Exec Dt:
08/15/2013
RIST, CLAUS
Exec Dt:
08/05/2013
GRONOSTAY, BERND
Exec Dt:
08/12/2013
Assignee:
SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. KG
HOFMANNSTR. 51
MUNICH, GERMANY 81379
Correspondent:
RALPH G. FISCHER
301 GRANT STREET, 20TH FLOOR
ONE OXFORD CENTRE
PITTSBURGH, PA 15219
Assignment: 2
Reel/Frame:
034537/0869Recorded: 12/08/2014Pages: 11
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. KG
Exec Dt:
10/21/2013
Assignee:
UNIFY GMBH & CO. KG
HOFMANNSTR. 51
MUNICH, GERMANY 81379
Correspondent:
THILO C. AGTHE
100 WALL STREET, 10TH FLOOR
NEW YORK, NY 10005
Assignment: 3
Reel/Frame:
054822/0001Recorded: 12/21/2020Pages: 55
Conveyance:
CONFIDENTIAL PATENT AGREEMENT
Assignor:
UNIFY GMBH & CO. KG
Exec Dt:
09/30/2014
Assignee:
UNIFY PATENTE GMBH & CO. KG
OTTO-HAHN-RING 6
MUNCHEN, GERMANY 81739
Correspondent:
RALPH G. FISCHER
501 GRANT STREET
SUITE 200
PITTSBURGH, PA 15219
Assignment: 4
Reel/Frame:
053356/0174Recorded: 07/30/2020Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
UNIFY SOFTWARE AND SOLUTIONS GMBH & CO. KG
Exec Dt:
12/30/2019
UNIFY PATENTE GMBH & CO. KG
Exec Dt:
12/30/2019
Assignee:
RINGCENTRAL IP HOLDINGS, INC.
20 DAVIS DRIVE
BELMONT, CALIFORNIA 94002
Correspondent:
FINNEGAN, HENDERSON
901 NEW YORK AVE., NW
WASHINGTON, DC 20001
Assignment: 5
Reel/Frame:
053363/0411Recorded: 07/30/2020Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
RINGCENTRAL IP HOLDINGS, INC.
Exec Dt:
07/02/2020
Assignee:
RINGCENTRAL, INC.
20 DAVIS DRIVE
BELMONT, CALIFORNIA 94002
Correspondent:
FINNEGAN, HENDERSON
901 NEW YORK AVE., NW
WASHINGTON, DC 20001
Assignment: 6
Reel/Frame:
058857/0199Recorded: 02/02/2022Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
RINGCENTRAL IP HOLDINGS, INC.
Exec Dt:
01/06/2022
Assignee:
RINGCENTRAL, INC.
20 DAVIS DRIVE
BELMONT, CALIFORNIA 94002
Correspondent:
FINNEGAN, HENDERSON
901 NEW YORK AVE., NW
WASHINGTON, DC 20001

Search Results as of: 05/30/2024 03:38 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT