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Patent Assignment Assignor Details
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Assignor Name : TU, ROGER
Total Assignments: 9
Assignment: 1
Reel/Frame:004947/0425   Pages: 2
Recorded: 09/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TU, ROGER
Exec Dt:
08/31/1988
2
CHEN, DAVID
Exec Dt:
08/31/1988
3
MATHEWSON, WILFRED E.
Exec Dt:
09/09/1988
Assignee
1
BAXTER INTERNATIONAL INC., DEERFIELD, ILLINOIS, A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5024671
NONE
07246578
Correspondence name and address
MICHAEL C. SCHIFFER
BAXTER INTERNATIONAL INC.
2132 MICHELSON DRIVE
IRVINE, CA 92715
Assignment: 2
Reel/Frame:005034/0012   Pages: 2
Recorded: 12/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TU, ROGER
Exec Dt:
12/09/1988
2
WANG, EDWIN
Exec Dt:
12/09/1968
Assignee
1
BAXTER INTERNATIONAL INC., DEERFIELD, IL, A DE CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5061276
NONE
07286440
Correspondence name and address
MICHAEL C. SCHIFFER
BAXTER HEALTHCARE CORP.,
2132 MICHELSON DRIVE
IRVINE, CA 92715
Assignment: 3
Reel/Frame:005034/0715   Pages: 2
Recorded: 01/26/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TU, ROGER
Exec Dt:
01/23/1989
2
MATHEWSON, WILFRED F.
Exec Dt:
01/24/1989
Assignee
1
BAXTER INTERNATIONAL INC., DEERFIELD, IL, A DE CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4882113
NONE
07303520
Correspondence name and address
MICHAEL C. SCHIFFER
BAXTER HEALTHCARE CORP.
2132 MICHELSON DRIVE
IRVINE, CA 92715
Assignment: 4
Reel/Frame:005190/0227   Pages: 2
Recorded: 12/08/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TU, ROGER
Exec Dt:
10/03/1989
2
CHEN, DAVID
Exec Dt:
11/10/1989
3
MATHEWSON, WILFRED E.
Exec Dt:
11/25/1989
Assignee
1
BAXTER INTERNATIONAL INC., DEERFIELD, IL A CORP. OF DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5024671
NONE
07246578
Correspondence name and address
MICHAEL C. SCHIFFER
BAXTER INTERNATIONAL INC.
2132 MICHELSON DRIVE
IRVINE, CA 92715
Assignment: 5
Reel/Frame:005190/0545   Pages: 2
Recorded: 12/08/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TU, ROGER
Exec Dt:
10/03/1989
2
MATHEWSON, WILFRED F.
Exec Dt:
11/10/1989
Assignee
1
BAXTER INTERNATIONAL INC., DEERFIELD, IL., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4882113
NONE
07303520
Correspondence name and address
MICHAEL C. SCHIFFER
BAXTER HEALTHCARE CORP.
2132 MICHELSON DRIVE
IRVINE, CA 92715
Assignment: 6
Reel/Frame:005219/0515   Pages: 2
Recorded: 01/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TU, ROGER
Exec Dt:
10/03/1989
2
WANG, EDWIN
Exec Dt:
01/24/1990
Assignee
1
BAXTER INTERNATIONAL INC.
A CORP. OF DE
DEERFIELD, ILLINOIS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5061276
NONE
07286440
Correspondence name and address
MICHAEL C. SCHIFFER
BAXTER HEALTHCARE CORP.,
2132 MICHELSON DRIVE
IRVINE, CA 92715
Assignment: 7
Reel/Frame:007269/0779   Pages: 2
Recorded: 12/27/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HATA, CARY
Exec Dt:
11/18/1994
2
TU, ROGER
Exec Dt:
12/21/1994
3
SUNG, HSING-WEN
Exec Dt:
10/27/1994
4
SHEN, SHIH-HWA
Exec Dt:
11/18/1994
Assignee
1
BAXTER INTERNATIONAL INC.
ONE BAXTER PARKWAY
DEERFIELD, ILLINOIS 60015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5549666
NONE
08300025
Correspondence name and address
BAXTER HEALTHCARE CORPORATION
RAYMOND SUN
P.O. BOX 15210
IRVINE, CA 92713-5210
Assignment: 8
Reel/Frame:012668/0619   Pages: 6
Recorded: 03/06/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHENG, THOMAS
Exec Dt:
02/08/2002
2
CHEN, CHI YAO
Exec Dt:
02/08/2002
3
SHIAO, HYMAN
Exec Dt:
02/08/2002
4
LEE, YUEH SHING
Exec Dt:
02/08/2002
5
TU, ROGER
Exec Dt:
02/08/2002
6
WU, YUNG CHUAN
Exec Dt:
02/08/2002
Assignee
1
AVISION INC.
SCIENCE-BASED INDUSTRIAL PARK
NO. 20, CREATION 1ST RD
HSIN CHU, TAIWAN R.O.C
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6924913
US20020159123
10090854
Correspondence name and address
CHARLES E. BAXLEY
59 JOHN STREET
5TH FLOOR
NEW YORK, NY 10038
Assignment: 9
Reel/Frame:041320/0311   Pages: 10
Recorded: 02/21/2017
Attorney Dkt #:381805-300400/P681US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TU, ROGER
Exec Dt:
01/12/2017
2
FERRAZARES, AISHA
Exec Dt:
01/13/2017
3
LEE, JENNIFER
Exec Dt:
01/09/2017
4
TIAN, SANG
Exec Dt:
02/21/2017
Assignee
1
DROPBOX, INC.
333 BRANNAN STREET
SAN FRANCISCO, CALIFORNIA 94107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11971860
US20170185626
14980939
Correspondence name and address
DLA PIPER LLP (US)
2000 UNIVERSITY AVENUE
EAST PALO ALTO, CA 94303-2215

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