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Patent Assignment Assignor Details
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Assignor Name : DUFF, DAVID G.
Total Assignments: 22
Assignment: 1
Reel/Frame:011313/0508   Pages: 2
Recorded: 11/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUFF, DAVID G.
Exec Dt:
11/27/2000
Assignee
1
XEROX CORPORATION
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 14644
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6439081
NONE
09723689
Correspondence name and address
PERMAN & GREEN
PAUL WEINSTEIN
425 POST ROAD
FAIRFIELD CT 06430-6232
Assignment: 2
Reel/Frame:012122/0257   Pages: 3
Recorded: 08/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUFF, DAVID G.
Exec Dt:
08/22/2001
2
YIM, MARK H.
Exec Dt:
08/22/2001
3
HOMANS, SAMUEL B.
Exec Dt:
08/22/2001
4
ROUFAS, KIMON D.
Exec Dt:
08/22/2001
5
SUH, JOHN W.
Exec Dt:
08/23/2001
Assignee
1
XEROX CORPORATION
P.O. BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6454624
NONE
09938924
Correspondence name and address
XEROX CORPORATION
LINDA M. ROBB
100 CLINTON AVENUE SOUTH
XEROX SQUARE 20TH FLOOR
ROCHESTER, NY 14644
Assignment: 3
Reel/Frame:012122/0285   Pages: 3
Recorded: 08/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YIM, MARK H.
Exec Dt:
08/22/2001
2
HOMANS, SAMUEL B.
Exec Dt:
08/22/2001
3
DUFF, DAVID G.
Exec Dt:
08/22/2001
4
ROUFAS, KIMON D.
Exec Dt:
08/23/2001
5
SUH, JOHN W.
Exec Dt:
08/22/2001
Assignee
1
XEROX CORPORATION
P.O. BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6575802
US20030040249
09939186
Correspondence name and address
XEROX CORPORATION
LINDA M. ROBB
100 CLINTON AVENUE SOUTH
XEROX SQUARE 20TH FLR, PATENT DOC CENTER
ROCHESTER, NY 14644
Assignment: 4
Reel/Frame:012129/0260   Pages: 3
Recorded: 08/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YIM, MARK H.
Exec Dt:
08/22/2001
2
DUFF, DAVID G.
Exec Dt:
08/22/2001
3
HOMANS, SAMUEL B.
Exec Dt:
08/22/2001
4
ROUFAS, KIMON D.
Exec Dt:
08/23/2001
5
SUH, JOHN W.
Exec Dt:
08/22/2001
Assignee
1
XEROX CORPORATION
P.O. BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6605914
US20030038607
09939368
Correspondence name and address
XEROX CORPORATION
LINDA M. ROBB
XEROX SQUARE 20TH FLOOR
100 CLINTON AVENUE SOUTH
ROCHESTER, NY 14644
Assignment: 5
Reel/Frame:012146/0331   Pages: 2
Recorded: 08/31/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YIM, MARK H.
Exec Dt:
08/31/2001
2
DUFF, DAVID G.
Exec Dt:
08/31/2001
Assignee
1
XEROX CORPORATION
P.O. BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6603281
US20020043950
09945004
Correspondence name and address
XEROX CORPORATION
LINDA M. ROBB
100 CLINTON AVENUE SOUTH
XEROX SQUARE 20TH FLOOR
ROCHESTER, NY 14644
Assignment: 6
Reel/Frame:012400/0816   Pages: 3
Recorded: 12/10/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROUFAS, KIMON D.
Exec Dt:
12/10/2001
2
DUFF, DAVID G.
Exec Dt:
12/10/2001
3
ELDERSHAW, CRAIG
Exec Dt:
12/10/2001
4
ZHANG, YING
Exec Dt:
12/10/2001
5
YIM, MARK H.
Exec Dt:
12/10/2001
Assignee
1
XEROX CORPORATION
P.O. BOX 1600
800 LONG RIDGE ROAD
STAMFORD, CONNECTICUT 06904
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6842246
US20030107737
10016427
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH ET AL
MARK S. SVAT
1100 SUPERIOR AVENUE, SEVENTH FLOOR
CLEVELAND, OH 44114-2518
Assignment: 7
Reel/Frame:014751/0336   Pages: 2
Recorded: 11/24/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
APTE, RAJ B.
Exec Dt:
11/21/2003
2
DUFF, DAVID G.
Exec Dt:
11/24/2003
3
VAN DE WALLE, CHRISTIAN G.
Exec Dt:
11/21/2003
4
LU, JENG PING
Exec Dt:
11/21/2003
5
SALLEO, ALBERTO
Exec Dt:
11/21/2003
6
WHITE, STEPHEN D.
Exec Dt:
11/21/2003
Assignee
1
XEROX CORPORATION
800 LONG RIDGE ROAD
P.O. BOX 1600
STAMFORD, CONNECTICUT 06904-1600
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7459225
US20050112433
10722156
Correspondence name and address
XEROX CORPORATION
KENT M. CHEN
100 CLINTON AVENUE SOUTH
XEROX SQUARE 20TH FLOOR
ROCHESTER, NY 14644
Assignment: 8
Reel/Frame:015142/0063   Pages: 2
Recorded: 09/15/2004
Conveyance: A CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNEE'S NAME PREVIOUSLY RECORDED ON REEL 014751, FRAME 0336.
Assignors
1
APTE, RAJ B.
Exec Dt:
11/21/2003
2
DUFF, DAVID G.
Exec Dt:
11/24/2003
3
VAN DE WALLE, CHRISTIAN G.
Exec Dt:
11/21/2003
4
LU, JENG PING
Exec Dt:
11/21/2003
5
SALLEO, ALBERTO
Exec Dt:
11/21/2003
6
WHITE, STEPHEN D.
Exec Dt:
11/21/2003
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7459225
US20050112433
10722156
Correspondence name and address
XEROX CORPORATION
KENT M. CHEN
100 CLINTON AVENUE SOUTH
XEROX SQUARE 20TH FLOOR
ROCHESTER, NY 14644
Assignment: 9
Reel/Frame:014838/0988   Pages: 2
Recorded: 12/19/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIEGELSEN, DAVID K.
Exec Dt:
12/17/2003
2
SWARTZ, LARS-ERIK
Exec Dt:
12/18/2003
3
DUFF, DAVID G.
Exec Dt:
12/18/2003
4
YIM, MARK H.
Exec Dt:
12/18/2003
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7108260
US20050179198
10740705
Correspondence name and address
BEVER, HOFFMAN & HARMS, LLP
PATRICK T. BEVER, ESQ.
2099 GATEWAY PLACE, SUITE 320
SAN JOSE, CA 95110
Assignment: 10
Reel/Frame:015162/0094   Pages: 2
Recorded: 03/29/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUFF, DAVID G.
Exec Dt:
03/25/2004
2
BIEGELSEN, DAVID K.
Exec Dt:
03/26/2004
3
SWARTZ, LARS-ERIK
Exec Dt:
03/26/2004
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7185888
US20050212199
10812376
Correspondence name and address
XEROX CORPORATION
LINDA M. ROBB
PATENT DOCUMENTATION CENTER
100 CLINTON AVE. S., XEROX SQ. 20TH FL.
ROCHESTER, NY 14644
Assignment: 11
Reel/Frame:016921/0521   Pages: 2
Recorded: 08/25/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDERSHAW, CRAIG
Exec Dt:
08/23/2005
2
DUFF, DAVID G.
Exec Dt:
08/23/2005
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070059124
11210841
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 19928
ALEXANDRIA, VIRGINIA 22320
Assignment: 12
Reel/Frame:017415/0587   Pages: 2
Recorded: 12/23/2005
Attorney Dkt #:20040327-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIEGELSEN, DAVID K.
Exec Dt:
12/21/2005
2
SWARTZ, LARS-ERIK
Exec Dt:
12/21/2005
3
DUFF, DAVID G.
Exec Dt:
12/22/2005
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7624981
US20070145676
11317589
Correspondence name and address
FAY, SHARPE, FAGAN, MINNICH & MCKEE, LLP
1100 SUPERIOR AVENUE
SEVENTH FLOOR
CLEVELAND, OH 44114
Assignment: 13
Reel/Frame:018066/0347   Pages: 4
Recorded: 08/07/2006
Attorney Dkt #:XCP-070
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FORK, DAVID K.
Exec Dt:
07/28/2006
2
DUFF, DAVID G.
Exec Dt:
08/02/2006
3
WEISBERG, MICHAEL C.
Exec Dt:
08/02/2006
4
ZIMMERMANN, THOMAS S.
Exec Dt:
08/04/2006
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070256725
11382004
Correspondence name and address
PATRICK T. BEVER
2099 GATEWAY PLACE SUITE 320
SAN JOSE, CA 95110
Assignment: 14
Reel/Frame:018716/0260   Pages: 2
Recorded: 12/14/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIEGELSEN, DAVID K.
Exec Dt:
12/13/2006
2
PREAS, BRYAN
Exec Dt:
12/13/2006
3
DUFF, DAVID G.
Exec Dt:
12/13/2006
4
FROMHERZ, MARKUS
Exec Dt:
12/13/2006
5
ELDERSHAW, CRAIG
Exec Dt:
12/13/2006
6
ACKERSON, LEE
Exec Dt:
12/13/2006
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7945346
US20080147234
11639073
Correspondence name and address
FAY SHARPE / XEROX - PARC
1100 SUPERIOR AVENUE
SUITE 700
CLEVELAND, OH 44114
Assignment: 15
Reel/Frame:018667/0220   Pages: 2
Recorded: 12/21/2006
Attorney Dkt #:20060897-US-NP-9841-038
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIEGELSEN, DAVID K.
Exec Dt:
12/20/2006
2
DUFF, DAVID G.
Exec Dt:
12/20/2006
3
SWARTZ, LARS E.
Exec Dt:
12/20/2006
4
PATTEKAR, ASHISH V.
Exec Dt:
12/20/2006
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, OREGON 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8042807
US20080150229
11614370
Correspondence name and address
JANET SULLIVAN
210 SW MORRISON ST., SUITE 400
PORTLAND, OR 97204
Assignment: 16
Reel/Frame:019264/0408   Pages: 2
Recorded: 05/08/2007
Attorney Dkt #:20061460-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUFF, DAVID G.
Exec Dt:
05/08/2007
2
ELDERSHAW, CRAIG
Exec Dt:
05/08/2007
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7954449
US20080277885
11746012
Correspondence name and address
BEVER, HOFFMAN & HARMS, LLP
2099 GATEWAY PLACE, SUITE 320
SAN JOSE, CA 95110
Assignment: 17
Reel/Frame:019566/0479   Pages: 2
Recorded: 06/29/2007
Attorney Dkt #:20051707-US-NP(XERZ201393
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHMITZ, GREGORY P.
Exec Dt:
06/28/2007
2
DUFF, DAVID G.
Exec Dt:
06/28/2007
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7885592
US20090003878
11824318
Correspondence name and address
FAY SHARPE / XEROX - PARC
1100 SUPERIOR AVENUE
SUITE 700
CLEVELAND, OH 44114
Assignment: 18
Reel/Frame:019958/0162   Pages: 3
Recorded: 10/12/2007
Attorney Dkt #:21339-006001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOLBERG, SCOTT E.
Exec Dt:
07/19/2007
2
FITCH, JOHN S.
Exec Dt:
07/20/2007
3
FORK, DAVID K.
Exec Dt:
07/19/2007
4
DUFF, DAVID G.
Exec Dt:
07/20/2007
5
WEISBERG, MICHAEL C.
Exec Dt:
07/20/2007
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080186593
11782609
Correspondence name and address
JENNIFER A. ZANOCCO
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 19
Reel/Frame:019958/0172   Pages: 2
Recorded: 10/12/2007
Attorney Dkt #:21339-007001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FITCH, JOHN S.
Exec Dt:
07/20/2007
2
WEISBERG, MICHAEL C.
Exec Dt:
07/20/2007
3
DUFF, DAVID G.
Exec Dt:
07/20/2007
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090025784
11782605
Correspondence name and address
JENNIFER A. ZANOCCO
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 20
Reel/Frame:021329/0077   Pages: 10
Recorded: 08/01/2008
Attorney Dkt #:20070840-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEAN, MENG H.
Exec Dt:
07/22/2008
2
CHANG, SHU.
Exec Dt:
07/22/2008
3
XU, BAOMIN.
Exec Dt:
07/22/2008
4
LITTAU, KARL A.
Exec Dt:
07/22/2008
5
DUFF, DAVID G.
Exec Dt:
07/28/2008
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8023866
US20100028054
12184116
Correspondence name and address
PATENT DOCUMENTATION CENTER/XEROX CORP.
100 CLINTON AVENUE SOUTH
ROCHESTER, NY 14644
Assignment: 21
Reel/Frame:021950/0659   Pages: 2
Recorded: 12/09/2008
Attorney Dkt #:20070259-US-NP (XCP-090)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDERSHAW, CRAIG
Exec Dt:
12/08/2008
2
DUFF, DAVID G.
Exec Dt:
12/08/2008
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8960120
US20100143581
12331355
Correspondence name and address
BEVER, HOFFMAN & HARMS, LLP
2099 GATEWAY PLACE
SUTE 320
SAN JOSE, CA 95110
Assignment: 22
Reel/Frame:025546/0485   Pages: 2
Recorded: 12/21/2010
Attorney Dkt #:20101121USNP-XER2609US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDERSHAW, CRAIG
Exec Dt:
12/20/2010
2
DUFF, DAVID G.
Exec Dt:
12/20/2010
Assignee
1
PALO ALTO RESEARCH CENTER INCORPORATED
3333 COYOTE HILL ROAD
PALO ALTO, CALIFORNIA 94304
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9281690
US20120158196
12973999
Correspondence name and address
FAY SHARPE LLP / XEROX - PARC
1228 EUCLID AVENUE, 5TH FLOOR
THE HALLE BUILDING
CLEVELAND, OH 44115

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