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 : SHIROTA, KAZUO
Total Assignments: 14
Assignment: 1
Reel/Frame:010661/0313   Pages: 2
Recorded: 03/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
01/26/2000
2
SHIROTA, KAZUO
Exec Dt:
01/26/2000
3
KUMAKURA, KAZUHIRO
Exec Dt:
01/31/2000
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OHTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6333284
NONE
09520442
Correspondence name and address
OLIFF & BERRIDGE, PLC
WILLIAM P. BERRIDGE
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 2
Reel/Frame:011649/0536   Pages: 2
Recorded: 04/03/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUO, KOJI
Exec Dt:
12/01/2000
2
OTSUKA, HISATOSHI
Exec Dt:
12/01/2000
3
SHIROTA, KAZUO
Exec Dt:
12/01/2000
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD. OF
6-1, OHTEMACHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6705115
US20010018834
09747953
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
TRACY A. LUKE
ARLINGTON COURT PLAZA I
SUITE 1400 2200 CLARENDON BLVD.
ARLINGTON, VA 22201
Assignment: 3
Reel/Frame:011723/0314   Pages: 2
Recorded: 04/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAIDA, SHIGERU
Exec Dt:
01/24/2001
2
YAMADA, MOTOYUKI
Exec Dt:
01/24/2001
3
OTSUKA, HISATOSHI
Exec Dt:
01/24/2001
4
SHIROTA, KAZUO
Exec Dt:
01/24/2001
5
MATSUO, KOJI
Exec Dt:
01/24/2001
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI, 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6990836
US20010017042
09789744
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
TRACY A. LUKE
ARLINGTON COURT PLAZA I
SUITE 1400, 2200 CLARENDON BLVD.
ARLINGTON, VA 22201
Assignment: 4
Reel/Frame:012106/0466   Pages: 4
Recorded: 08/17/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUO, KOJI
Exec Dt:
07/26/2001
2
OTSUKA, HISATOSHI
Exec Dt:
07/26/2001
3
SHIROTA, KAZUO
Exec Dt:
07/26/2001
4
MAIDA, SHIGERU
Exec Dt:
07/26/2001
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI, 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7159418
US20020038557
09930693
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
JUNE COMER
2200 CLARENDON BLVD.
SUITE 1400
ARLINGTON, VA 22201
Assignment: 5
Reel/Frame:013562/0791   Pages: 4
Recorded: 12/11/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
11/15/2002
2
SHIROTA, KAZUO
Exec Dt:
11/15/2002
3
FUJINOKI, AKIRA
Exec Dt:
11/22/2002
4
NISHIMURA, HIROYUKI
Exec Dt:
11/22/2002
5
SHIMAKAWA, TAKAYUKI
Exec Dt:
11/28/2002
Assignees
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI, 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
SHIN-ETSU QUARTZ PRODUCTS CO., LTD.
22-2, NISHISHINJUKU, 1-CHOME, SHINJUKU-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6761951
US20030138587
10315990
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
GERALD M. MURPHY, JR.
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 6
Reel/Frame:013564/0433   Pages: 3
Recorded: 12/11/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
11/15/2002
2
SHIROTA, KAZUO
Exec Dt:
11/15/2002
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7232778
US20030126889
10315984
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
GERALD M. MURPHY, JR.
P.O. BOX 747
FALLS CHURCH, VIRGINIA 22040-0747
Assignment: 7
Reel/Frame:015126/0843   Pages: 3
Recorded: 03/23/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIROTA, KAZUO
Exec Dt:
02/05/2004
2
OTSUKA, HISATOSHI
Exec Dt:
02/05/2004
3
IMAI, TOSHIKI
Exec Dt:
02/05/2004
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040187526
10806142
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 8
Reel/Frame:016049/0623   Pages: 3
Recorded: 12/02/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
11/26/2004
2
SHIROTA, KAZUO
Exec Dt:
11/26/2004
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI 2 -CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050132749
11001142
Correspondence name and address
WESTERMAN, HATTORI, DANIELS, ET AL.
1250 CONNECTICUT AVE., N.W.
SUITE 700
WASHINGTON, D.C. 20036
Domestic representative
WESTERMAN, HATTORI, DANIELS, ET AL.
1250 CONNECTICUT AVE., N.W., SUITE 700
WASHINGTON, D.C. 20036
Assignment: 9
Reel/Frame:018166/0456   Pages: 3
Recorded: 08/10/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
07/04/2006
2
SHIROTA, KAZUO
Exec Dt:
07/04/2006
3
SEKIZAWA, OSAMU
Exec Dt:
07/04/2006
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1. OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070049482
11501887
Correspondence name and address
GERALD M. MURPHY, JR.
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD
SUITE 100 EAST, P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 10
Reel/Frame:020426/0645   Pages: 3
Recorded: 01/28/2008
Attorney Dkt #:0171-1381PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
09/13/2007
2
SHIROTA, KAZUO
Exec Dt:
09/13/2007
3
SEKIZAWA, OSAMU
Exec Dt:
09/13/2007
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7827824
US20080119346
11896948
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 11
Reel/Frame:020428/0952   Pages: 3
Recorded: 01/29/2008
Attorney Dkt #:0171-1382PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OTSUKA, HISATOSHI
Exec Dt:
09/13/2007
2
SHIROTA, KAZUO
Exec Dt:
09/13/2007
3
SEKIZAWA, OSAMU
Exec Dt:
09/13/2007
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8596095
US20080115533
11896873
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 12
Reel/Frame:035823/0345   Pages: 6
Recorded: 06/11/2015
Attorney Dkt #:150705
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARADA, DAIJITSU
Exec Dt:
05/30/2015
2
SHIROTA, KAZUO
Exec Dt:
05/30/2015
3
YAGI, HISASHI
Exec Dt:
05/30/2015
4
TAKEUCHI, MASAKI
Exec Dt:
05/30/2015
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OHTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10611676
US20150360997
14736618
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 13
Reel/Frame:038825/0432   Pages: 6
Recorded: 06/07/2016
Attorney Dkt #:P160386US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAGI, HISASHI
Exec Dt:
05/20/2016
2
HARADA, DAIJITSU
Exec Dt:
05/20/2016
3
TAKEUCHI, MASAKI
Exec Dt:
05/20/2016
4
SHIROTA, KAZUO
Exec Dt:
05/20/2016
5
AOKI, KAZUHIKO
Exec Dt:
05/20/2016
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OHTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10558116
US20160363856
15175072
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:048111/0165   Pages: 4
Recorded: 01/23/2019
Attorney Dkt #:0171-2075PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NISHIDA, JUNICHIRO
Exec Dt:
12/18/2018
2
SHIROTA, KAZUO
Exec Dt:
12/18/2018
3
YAGI, HISASHI
Exec Dt:
12/03/2018
4
TAKEUCHI, MASAKI
Exec Dt:
12/18/2018
Assignee
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OTEMACHI, 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11851364
US20190225539
16254191
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD SUITE 100E
FALLS CHURCH, VA 22042

Search Results as of: 04/30/2024 05:15 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