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Patent Assignment Assignor Details
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Assignor Name : CHITRAPU, PRABHAKAR
Total Assignments: 11
Assignment: 1
Reel/Frame:007116/0760   Pages: 8
Recorded: 06/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHITRAPU, PRABHAKAR
Exec Dt:
06/01/1994
2
JUALL, ZHIBING PAN CHET
Exec Dt:
06/01/1994
3
DUMONT, ANDREW
Exec Dt:
06/01/1994
Assignee
1
DIALOGIC CORPORATION
300 LITTLETON ROAD
PARSIPPANY, NEW JERSEY 07054
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5442694
NONE
08226678
Correspondence name and address
JEFFREY I. KAPLAN, ESQ.
350 BROADWAY, 10TH FLOOR
NEW YORK, NEW YORK 10013
Assignment: 2
Reel/Frame:007172/0879   Pages: 6
Recorded: 10/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMILTON, CHRIS
Exec Dt:
10/03/1994
2
CHITRAPU, PRABHAKAR
Exec Dt:
10/03/1994
Assignee
1
DIALOGIC CORPORATION
1515 ROUTE 10
PARSIPPANY, NEW JERSEY 07054
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5764759
NONE
08319159
Correspondence name and address
KAPLAN AND MUGNO
JEFFREY I. KAPLAN, ESQ.
350 BROADWAY
10TH FLOOR
NEW YORK, NY 10013
Assignment: 3
Reel/Frame:007783/0873   Pages: 6
Recorded: 01/29/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHITRAPU, PRABHAKAR
Exec Dt:
07/31/1995
2
LIN, WEI
Exec Dt:
07/31/1995
Assignee
1
DIALOGI CORPORATION
1515 ROUTE 10
PARSIPPANY, NEW JERSEY 07054
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5604793
NONE
08511060
Correspondence name and address
LAW OFFICES OF JEFFREY I. KAPLAN
JEFFREY KAPLAN
900 ROUTE 9 NORTH
WOODBRIDGE, NJ 07095
Assignment: 4
Reel/Frame:021956/0358   Pages: 8
Recorded: 12/10/2008
Attorney Dkt #:IPH-2-1865.01.US-YBH/KLL
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGHILI, BEHROUZ
Exec Dt:
11/26/2008
2
RUDOLF, MARIAN
Exec Dt:
11/27/2008
3
DICK, STEPHEN G.
Exec Dt:
11/25/2008
4
CHITRAPU, PRABHAKAR
Exec Dt:
12/04/2008
Assignee
1
INTERDIGITAL PATENT HOLDINGS, INC.
3411 SILVERSIDE ROAD, CONCORD PLAZA
SUITE 105, HAGLEY BUILDING
WILMINGTON, DELAWARE 19810
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9942007
US20090086685
12241256
Correspondence name and address
VOLPE AND KOENIG, P.C.
30 SOUTH 17TH STREET
UNITED PLAZA, SUITE 1600
PHILADELPHIA, PA 19103
Assignment: 5
Reel/Frame:032679/0617   Pages: 14
Recorded: 04/15/2014
Attorney Dkt #:10772US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHITRAPU, PRABHAKAR
Exec Dt:
03/24/2013
2
LAHA, KUSHANAVA
Exec Dt:
01/30/2014
3
TOMICI, JOHN
Exec Dt:
03/26/2013
4
CARTMELL, JOHN
Exec Dt:
03/20/2013
5
LYNCH, KENNETH
Exec Dt:
03/26/2013
6
REZNIK, ALEXANDER
Exec Dt:
03/25/2013
7
LOPEZ-TORRES, OSCAR
Exec Dt:
06/04/2013
8
YE, CHUNXUAN
Exec Dt:
04/18/2013
9
SEED, DALE
Exec Dt:
06/24/2013
10
PERRAS, MICHELLE
Exec Dt:
04/05/2013
Assignee
1
INTERDIGITAL PATENT HOLDINGS, INC.
200 BELLEVUE PARKWAY
SUITE 300
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9295089
US20140161055
13820724
Correspondence name and address
INTERDIGITAL PATENT HOLDINGS, INC
200 BELLEVUE PARKWAY, SUITE 300
WILMINGTON, DE 19809
Assignment: 6
Reel/Frame:036096/0748   Pages: 12
Recorded: 07/15/2015
Attorney Dkt #:11334US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIN, HAO
Exec Dt:
04/02/2015
2
TOMICI, JOHN
Exec Dt:
01/23/2015
3
CHITRAPU, PRABHAKAR
Exec Dt:
02/02/2015
4
REZNIK, ALEXANDER
Exec Dt:
03/27/2015
5
CARTMELL, JOHN
Exec Dt:
04/21/2015
6
BALAZINSKI, BARTOSZ
Exec Dt:
04/02/2015
7
HUDON, MARIO
Exec Dt:
04/02/2015
8
FERDI, SAMIR
Exec Dt:
04/02/2015
Assignee
1
INTERDIGITAL PATENT HOLDINGS, INC
200 BELLEVUE PARKWAY
SUITE 300
WILMINGTON, DELAWARE 19809-3727
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150195858
14408133
Correspondence name and address
DOCKETING
200 BELLEVUE PARKWAY
SUITE 300
WILMINGTON, DE 19809-3727
Assignment: 7
Reel/Frame:040585/0570   Pages: 5
Recorded: 12/07/2016
Attorney Dkt #:2015-1217
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHITRAPU, PRABHAKAR
Exec Dt:
11/29/2016
2
SUKUMARAN, JAYESH
Exec Dt:
11/16/2016
Assignee
1
AT&T MOBILITY II LLC
1025 LENOX PARK BOULEVARD
ATLANTA, GEORGIA 30319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10764944
US20180152974
15364833
Correspondence name and address
AT&T LEGAL DEPARTMENT - TRBK
ONE AT&T WAY
ROOM 2A-212
BEDMINSTER, NJ 07921
Assignment: 8
Reel/Frame:053649/0992   Pages: 5
Recorded: 08/31/2020
Attorney Dkt #:2015-1217CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHITRAPU, PRABHAKAR
Exec Dt:
11/29/2016
2
SUKUMARAN, JAYESH
Exec Dt:
11/16/2016
Assignee
1
AT&T MOBILITY II LLC
1025 LENOX PARK BOULEVARD
ATLANTA, GEORGIA 30319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11395357
US20200396781
17008560
Correspondence name and address
AT&T LEGAL DEPARTMENT - TRBK
ONE AT&T WAY
ROOM 2A-212
BEDMINSTER, NJ 07921
Assignment: 9
Reel/Frame:042755/0601   Pages: 3
Recorded: 06/09/2017
Attorney Dkt #:2016-1796/101900.002086
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHITRAPU, PRABHAKAR
Exec Dt:
06/09/2017
Assignee
1
AT&T INTELLECTUAL PROPERTY I, L.P.
675 WEST PEACHTREE STREET, NW
ATLANTA, GEORGIA 30308
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10674409
US20180359658
15618626
Correspondence name and address
AT&T LEGAL DEPARTMENT - BH
PATENT DOCKETING ROOM 2A-207
ONE AT&T WAY
BEDMINSTER, NJ 07921
Assignment: 10
Reel/Frame:052526/0109   Pages: 3
Recorded: 04/29/2020
Attorney Dkt #:2016-1796CON/101900.00234
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHITRAPU, PRABHAKAR
Exec Dt:
06/09/2017
Assignee
1
AT&T INTELLECTUAL PROPERTY I, L.P.
675 WEST PEACHTREE STREET
ATLANTA, GEORGIA 30308
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11166200
NONE
16860961
Correspondence name and address
AT&T LEGAL DEPARTMENT - BH
PATENT DOCKETING ROOM 2A-207
ONE AT&T WAY
BEDMINSTER, NJ 07921
Assignment: 11
Reel/Frame:057767/0249   Pages: 3
Recorded: 10/04/2021
Attorney Dkt #:2016-1796CON1/10190002451
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHITRAPU, PRABHAKAR
Exec Dt:
06/09/2017
Assignee
1
AT&T INTELLECTUAL PROPERTY I, L.P.
754 PEACHTREE STREET, NE
SUITE 7C
ATLANTA, GEORGIA 30308
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11647424
US20220095169
17493203
Correspondence name and address
BAKERHOSTETLER
2929 ARCH STREET, 12TH FLOOR
CIRA CENTRE
PHILADELPHIA, PA 19104

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