skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : RIEGER, MICHAEL L.
Total Assignments: 10
Assignment: 1
Reel/Frame:004849/0953   Pages: 2
Recorded: 03/28/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MC CANN, BENJAMIN E.
Exec Dt:
07/27/1984
2
RIEGER, MICHAEL L.
Exec Dt:
08/28/1984
Assignee
1
TEKTRONIX, INC., A OREGON CORP.
4900 S.W. GRIFFITH DRIVE
P.O. BOX 500
BEAVERTON, OREGON 97077
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4777651
NONE
06624434
Correspondence name and address
JOHN SMITH-HILL
TEKTRONIX, INC.,
P. O. BOX 500,
DELIVERY STATION Y3-121
BEAVERTON, OR 97077
Assignment: 2
Reel/Frame:004845/0937   Pages: 1
Recorded: 02/29/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WARKENTIN, PAUL A.
Exec Dt:
02/24/1988
2
RIEGER, MICHAEL L.
Exec Dt:
02/24/1988
3
MICHALSKI, CHRIS A.
Exec Dt:
02/24/1988
4
JOLLEY, MATTHEW J.
Exec Dt:
02/24/1988
Assignee
1
ATEQ CORPORATION
9555 SW GEMINI DRIVE
A CORP. OF OREGON
BEAVERTON, OREGON 95009
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4879605
NONE
07161986
Correspondence name and address
BLAKELY, SOKOLOFF, TAYLOR & ZAFMAN
12400 WILSHIRE BOULEVARD
7TH FLOOR
LOS ANGELES, CA 90025
Assignment: 3
Reel/Frame:008930/0649   Pages: 3
Recorded: 12/31/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
12/31/1997
2
STIRNIMAN, JOHN P.
Exec Dt:
12/31/1997
Assignee
1
TECHNOLOGY MODELING ASSOCIATES, INC.
595 LAWRENCE EXPRESSWAY
SUNNYVALE, CALIFORNIA 94086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6081658
NONE
09001715
Correspondence name and address
CHERNOFF, VILHAUER ET AL
KAREN FIENBERG OSTER
600 BENJ. FRANKLIN PLAZA
ONE S.W. COLUMBIA
PORTLAND, OR 97258
Assignment: 4
Reel/Frame:020203/0600   Pages: 5
Recorded: 11/28/2007
Attorney Dkt #:SNPS-0930
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
09/25/2007
2
STIRNIMAN, JOHN P.
Exec Dt:
09/25/2007
3
CRANFORD, MICHEAL
Exec Dt:
09/25/2007
Assignee
1
SYNOPSYS, INC.
700 EAST MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7617478
US20090083692
11861191
Correspondence name and address
SHUN YAO
PARK, VAUGHAN & FLEMING, LLP
2820 FIFTH STREET
DAVIS, CA 95618
Assignment: 5
Reel/Frame:020203/0659   Pages: 5
Recorded: 11/28/2007
Attorney Dkt #:SNPS-0930-2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
09/25/2007
2
CRANFORD, MICHEAL
Exec Dt:
09/25/2007
3
STIRNIMAN, JOHN P.
Exec Dt:
09/25/2007
Assignee
1
SYNOPSYS, INC.
700 EAST MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7831954
US20090083693
11861195
Correspondence name and address
SHUN YAO
PARK, VAUGHAN & FLEMING, LLP
2820 FIFTH STREET
DAVIS, CA 95618
Assignment: 6
Reel/Frame:022312/0165   Pages: 11
Recorded: 02/25/2009
Attorney Dkt #:SNPS-1040
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
01/30/2009
2
BOMAN, MATHIAS
Exec Dt:
01/30/2009
3
BEKHAZI, NAJI V.
Exec Dt:
01/30/2009
4
HUNG, DANIEL D.
Exec Dt:
01/30/2009
5
BRASHLER, MICHAEL G.
Exec Dt:
01/30/2009
6
HALL, THOMAS BRETT
Exec Dt:
01/30/2009
Assignee
1
SYNOPSYS, INC.
700 E. MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8065638
US20100198875
12363674
Correspondence name and address
EDWARD J. GRUNDLER
PARK, VAUGHAN & FLEMING, LLP
2820 FIFTH STREET
DAVIS, CA 95618
Assignment: 7
Reel/Frame:028560/0151   Pages: 3
Recorded: 07/16/2012
Attorney Dkt #:SNSY-1863US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
07/13/2012
2
MOROZ, VICTOR
Exec Dt:
07/13/2012
Assignee
1
SYNOPSYS, INC.
700 EAST MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8813012
US20140015135
13550460
Correspondence name and address
MURABITO, HAO & BARNES LLP
TWO NORTH MARKET STREET
THIRD FLOOR
SAN JOSE, CA 95113
Assignment: 8
Reel/Frame:035166/0823   Pages: 3
Recorded: 03/13/2015
Attorney Dkt #:22524-27243
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
07/13/2012
2
MOROZ, VICTOR
Exec Dt:
07/13/2012
Assignee
1
SYNOPSYS, INC.
700 EAST MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9209129
US20140367855
14328364
Correspondence name and address
FENWICK & WEST LLP
801 CALIFORNIA ST
ATTN FRANK YANG
MOUNTAIN VIEW, CA 94041
Assignment: 9
Reel/Frame:031781/0929   Pages: 3
Recorded: 12/13/2013
Attorney Dkt #:082511.0148
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RIEGER, MICHAEL L.
Exec Dt:
12/12/2013
Assignee
1
SYNOPSYS, INC.
700 EAST MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150103392
14106235
Correspondence name and address
BAKER BOTTS L.L.P.
2001 ROSS AVENUE
6TH FLOOR
DALLAS, TX 75201
Assignment: 10
Reel/Frame:032725/0587   Pages: 10
Recorded: 04/22/2014
Attorney Dkt #:SNPS-1040US04-CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIEGER, MICHAEL L.
Exec Dt:
03/03/2014
2
BOMAN, MATHIAS
Exec Dt:
03/07/2014
3
BEKHAZI, NAJI V.
Exec Dt:
03/05/2014
4
HUNG, DANIEL D.
Exec Dt:
03/18/2014
5
BRASHLER, MICHAEL G.
Exec Dt:
03/07/2014
6
HALL, THOMAS BRETT
Exec Dt:
03/07/2014
Assignee
1
SYNOPSYS, INC.
700 E. MIDDLEFIELD ROAD
MOUNTAIN VIEW, CALIFORNIA 94043-4033
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8893061
US20140189616
14195503
Correspondence name and address
A. RICHARD PARK
PARK, VAUGHAN, FLEMING & DOWLER LLP
2820 FIFTH STREET
DAVIS, CA 95618

Search Results as of: 06/06/2024 09:02 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT