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Patent Assignment Abstract of Title
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Total Assignments: 10
Patent #:
Issue Dt:
10/30/2001
Application #:
09405510
Filing Dt:
09/23/1999
Inventors:
KEH-JENG CHANG, ROBERT G. MATHEWS, LI-FU CHANG, XU YANG
Title:
METHOD FOR MODELING A CONDUCTIVE SEMICONDUCTOR SUBSTRATE
Assignment: 1
Reel/Frame:
010276/0415Recorded: 09/23/1999Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/23/1999
Exec Dt:
09/23/1999
Exec Dt:
09/23/1999
Exec Dt:
09/23/1999
Assignee:
469 EL CAMINO REAL
SANTA CLARA, CALIFORNIA 95050
Correspondent:
SKJERVEN, MORRILL, MACPHERSON ET AL
EDWARD C. KWOK
25 METRO DRIVE
SUITE 700
SAN JOSE, CA 95110
Assignment: 2
Reel/Frame:
013169/0836Recorded: 08/12/2002Pages: 8
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/17/2002
Assignee:
3003 TASMAN DR.
LOAN DOCUMENTATION HA155
SANTA CLARA, CALIFORNIA 95054
Correspondent:
SILICON VALLEY BANK
PIA A. PENA
LOAN DOCUMENTATION HA155
3003 TASMAN DR.
SANTA CLARA, CA 95054
Assignment: 3
Reel/Frame:
021194/0156Recorded: 07/06/2008Pages: 12
Conveyance:
INTELLECTUAL PROPERTY SECURITY AGREEMENT
Assignor:
Exec Dt:
06/17/2008
Assignee:
525 UNIVERSITY AVE.
SUITE 1400
PALO ALTO, CALIFORNIA 94301
Correspondent:
KIM SHAH C/O WEIL, GOTSHAL & MANGES
767 FIFTH AVENUE
NEW YORK, NY 10153
Assignment: 4
Reel/Frame:
022416/0026Recorded: 03/18/2009Pages: 13
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
02/11/2009
Assignee:
525 UNIVERSITY AVE., #1400
PALO ALTO, CALIFORNIA 94301
Correspondent:
BAKER & MCKENZIE LLP
2001 ROSS AVE., SUITE 2300
DALLAS, TX 75201
Assignment: 5
Reel/Frame:
026015/0111Recorded: 03/24/2011Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/19/2009
Assignee:
2645 ZANKER RD # 200
SAN JOSE, CALIFORNIA 95134
Correspondent:
HAYNES AND BOONE, LLP - IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 6
Reel/Frame:
023196/0907Recorded: 09/09/2009Pages: 18
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/04/2009
Assignee:
440 NORTH WOLFE ROAD
SUNNYVALE, CALIFORNIA 94085
Correspondent:
BAKER & MCKENZIE LLP
2001 ROSS AVENUE, SUITE 2300
DALLAS, TX 75201
Assignment: 7
Reel/Frame:
023196/0932Recorded: 09/09/2009Pages: 18
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/04/2009
Assignee:
440 NORTH WOLFE ROAD
SUNNYVALE, CALIFORNIA 94085
Correspondent:
BAKER & MCKENZIE LLP
2001 ROSS AVENUE, SUITE 2300
DALLAS, TX 75201
Assignment: 8
Reel/Frame:
023273/0447Recorded: 09/22/2009Pages: 2
Conveyance:
RELEASE
Assignor:
Exec Dt:
09/17/2009
Assignee:
440 N WOLFE ROAD
SUNNYVALE, CALIFORNIA 94085
Correspondent:
UCC DIRECT SERVICES
ATTN: 14080632
187 WOLF ROAD, SUITE 101
ALBANY, NY 12205
Assignment: 9
Reel/Frame:
027500/0127Recorded: 01/09/2012Pages: 7
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/01/2011
Assignee:
2645 ZANKER ROAD #200
SAN JOSE, CALIFORNIA 95134
Correspondent:
HAYNES AND BOONE, LLP - IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 10
Reel/Frame:
053674/0176Recorded: 09/02/2020Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/31/2014
Assignee:
2600 ANSYS DRIVE,
CANONSBURG, PENNSYLVANIA 15317
Correspondent:
ANSYS INC.
2600 ANSYS DRIVE
CANONSBURG, PA 15317

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