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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : CHEN, ZHOUFENG
Total Assignments: 12
Assignment: 1
Reel/Frame:009369/0772   Pages: 5
Recorded: 08/10/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/23/1998
2
Exec Dt:
07/23/1998
3
Exec Dt:
07/23/1998
Assignee
1
1200 E. CALIFORNIA BOULEVARD
PASADENA, CALIFORNIA 91225
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09085820
Correspondence name and address
HAMILTON, BROOK, SMITH ET AL.
CAROL A. EGNER
TWO MILITIA DRIVE
LEXINGTON, MA 02421
Assignment: 2
Reel/Frame:015704/0372   Pages: 5
Recorded: 08/20/2004
Attorney Dkt #:CTCH-P06-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/23/1998
2
Exec Dt:
07/23/1998
3
Exec Dt:
07/23/1998
Assignee
1
1200 E. CALIFORNIA BOULEVARD
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10459186
Correspondence name and address
ROPES & GARY LLP
MATTHEW P. VINCENT
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 3
Reel/Frame:016259/0820   Pages: 6
Recorded: 05/19/2005
Attorney Dkt #:CTCH-P08-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/23/1998
2
Exec Dt:
07/23/1998
3
Exec Dt:
07/23/1998
Assignee
1
1200 E. CALIFORNIA BLVD.
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11061838
Correspondence name and address
ROPES & GRAY LLP
MATTHEW P. VINCENT
ONE INTERNATIONAL PLACE
BOSTOM, MA 02110-2624
Assignment: 4
Reel/Frame:022137/0257   Pages: 5
Recorded: 01/21/2009
Attorney Dkt #:ctch-p09-006;ctch-p04-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/23/1998
2
Exec Dt:
07/23/1998
3
Exec Dt:
07/23/1998
Assignee
1
1200 E. CALIFORNIA BLVD
PASADENA, CALIFORNIA 91125
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
09823009
 
11182218
Correspondence name and address
MATTHEW P. VINCENT, J.D., PH.D.
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 5
Reel/Frame:011454/0235   Pages: 12
Recorded: 01/19/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2000
2
Exec Dt:
12/20/2000
3
Exec Dt:
11/06/2000
Assignee
1
1200 EAST CALIFORNIA BOULEVARD
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09687652
Correspondence name and address
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
DAVID E. BROOK, ESQ.
TWO MILITIA DRIVE
LEXINGTON, MA 02421-4799
Assignment: 6
Reel/Frame:016627/0424   Pages: 12
Recorded: 08/08/2005
Attorney Dkt #:ctch-po7-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2000
2
Exec Dt:
12/20/2000
3
Exec Dt:
11/06/2000
Assignee
1
1200 E. CALIFORNIA BLVD, MS 201-85
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11028803
Correspondence name and address
MATTHEW P. VINCENT
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 7
Reel/Frame:024441/0634   Pages: 13
Recorded: 05/26/2010
Attorney Dkt #:CTCH-P10-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2000
2
Exec Dt:
12/20/2000
3
Exec Dt:
11/06/2000
Assignee
1
1200 EAST CALIFORNIA BOULEVARD
MS 201-85
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12567547
Correspondence name and address
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
FLOOR 39
BOSTON, MA 02110
Assignment: 8
Reel/Frame:028657/0955   Pages: 12
Recorded: 07/27/2012
Attorney Dkt #:CTCH-P11-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2000
2
Exec Dt:
12/20/2000
3
Exec Dt:
11/06/2000
Assignee
1
1200 EAST CALIFORNIA BOULEVARD
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13078150
Correspondence name and address
ANDREA SILVERMAN
1211 AVENUE OF THE AMERICAS
ROPES & GRAY LLP
NEW YORK, NY 10036
Assignment: 9
Reel/Frame:034125/0157   Pages: 12
Recorded: 11/07/2014
Attorney Dkt #:CTCH-P13-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2000
2
Exec Dt:
11/06/2000
3
Exec Dt:
12/20/2000
Assignee
1
1200 EAST CALIFORNIA BOULEVARD
PASADENA, CALIFORNIA 91125
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14087157
Correspondence name and address
ANDREA SILVERMAN
ROPES & GRAY LLP
1211 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 10
Reel/Frame:024977/0117   Pages: 7
Recorded: 09/13/2010
Attorney Dkt #:047563-411907
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/23/2010
2
Exec Dt:
08/23/2010
Assignee
1
ONE BROOKINGS DRIVE
ST. LOUIS, MISSOURI 63130
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12740819
Correspondence name and address
POLSINELLI SHUGHART PC
MARK TWAIN PLAZA III
105 WEST VANDALIA, SUITE 400
EDWARDSVILLE, IL 62025
Assignment: 11
Reel/Frame:052886/0388   Pages: 6
Recorded: 06/09/2020
Attorney Dkt #:12852.0217-00000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/11/2020
2
Exec Dt:
05/28/2020
3
Exec Dt:
05/27/2020
4
Exec Dt:
05/25/2020
Assignee
1
FOURTH FLOOR, ONE CAPITAL PLACE
P.O. BOX 847
GEORGE TOWN, GRAND CAYMAN, CAYMAN ISLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16138894
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER LLP
901 NEW YORK AVE NW
WASHINGTON, DC 20001
Assignment: 12
Reel/Frame:054247/0755   Pages: 3
Recorded: 11/02/2020
Attorney Dkt #:12852.0218-00000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/23/2020
2
Exec Dt:
10/21/2020
3
Exec Dt:
10/26/2020
Assignee
1
FOURTH FLOOR, ONE CAPITAL PLACE
P.O. BOX 847
GEORGE TOWN, GRAND CAYMAN, CAYMAN ISLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16138856
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER LLP
901 NEW YORK AVE., NW
WASHIGNTON, DC 20001

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