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 : DUAN, GUANGHONG
Total Assignments: 12
Assignment: 1
Reel/Frame:010603/0219   Pages: 4
Recorded: 02/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/25/2000
2
Exec Dt:
01/25/2000
3
Exec Dt:
01/25/2000
Assignee
1
TSINGHUA YUAN
HAIDIAN DISTRICT, BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09518425
Correspondence name and address
MAJESTIC, PARSONS, SIEBERT & HSUE, P.C.
JAMES S. HSUE
4 EMBARCADERO CENTER
SUITE 1100
SAN FRANCISCO, CA 94111-4106
Assignment: 2
Reel/Frame:010931/0138   Pages: 10
Recorded: 03/03/2000
Conveyance: RE-RECORD TO CORRECT THE RECORDATION DATE OF 02/11/2000 TO 03/03/2000 PREVIOUSLY RECORDED AT REEL 10603 FRAME 0219
Assignors
1
Exec Dt:
01/25/2000
2
Exec Dt:
01/25/2000
3
Exec Dt:
01/25/2000
Assignee
1
TSINGHUA YUAN
HAIDIAN DISTRICT, BEIJING, CHINA, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09518425
Correspondence name and address
MAJESTIC, PARSONS, SIEBERT & HSUE P.C.
JAMES H. HSUE
4 EMBARCADERO CENTER, SUITE 1100
SAN FRANCISCO, CALIFORNIA 94111-4106
Assignment: 3
Reel/Frame:011988/0521   Pages: 3
Recorded: 07/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/17/2001
2
Exec Dt:
04/17/2001
3
Exec Dt:
04/17/2001
4
Exec Dt:
04/17/2001
Assignee
1
HAIDIAN DISTRICT
TSINGHUA YUAN
BEIJING, CHINA 10008
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09839613
Correspondence name and address
BRINKS HOFER GILSON & LIONE
F. DAVID AUBUCHON
P.O.BOX 10395
CHICAGO, IL 60610
Assignment: 4
Reel/Frame:016738/0990   Pages: 3
Recorded: 09/07/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/25/2005
2
Exec Dt:
08/25/2002
3
Exec Dt:
08/25/2005
4
Exec Dt:
08/25/2005
5
Exec Dt:
08/25/2005
Assignee
1
TSINGHUA YUAN, HAIDIAN DISTRICT
BEIJING 100084, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11155973
Correspondence name and address
CASIMIR F. LASKA
MICHAEL BEST & FRIEDRICH LLP
100 EAST WISCONSIN AVENUE
SUITE 3300
MILWAUKEE, WISCONSIN 53202-4108
Assignment: 5
Reel/Frame:016670/0938   Pages: 4
Recorded: 10/21/2005
Attorney Dkt #:016687/9005US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/14/2005
2
Exec Dt:
10/14/2005
3
Exec Dt:
10/14/2005
4
Exec Dt:
10/10/2005
5
Exec Dt:
10/16/2005
Assignees
1
TSINAHUA YUAN, HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
ZHANGJIANG, PUDONG
NO. 1525, ZHANGDONG ROAD
SHANGHAI, CHINA 201203
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11207425
Correspondence name and address
MICHAEL BEST & FRIEDRICH LLP
100 EAST WISCONSIN AVENUE
SUITE 3300
MILWAUKEE, WI 53202-4108
Assignment: 6
Reel/Frame:023747/0107   Pages: 5
Recorded: 01/07/2010
Attorney Dkt #:NTP-134US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/11/2009
2
Exec Dt:
12/11/2009
3
Exec Dt:
12/11/2009
4
Exec Dt:
12/11/2009
5
Exec Dt:
12/11/2009
6
Exec Dt:
12/11/2009
7
Exec Dt:
12/11/2009
8
Exec Dt:
12/11/2009
Assignee
1
HAIDIAN DISTRICT
BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12666055
Correspondence name and address
RATNERPRESTIA
1235 WESTLAKES DRIVE, SUITE 301
BERWYN, PA 19312
Assignment: 7
Reel/Frame:023833/0605   Pages: 5
Recorded: 01/22/2010
Attorney Dkt #:NTP-133US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/11/2009
2
Exec Dt:
12/11/2009
3
Exec Dt:
12/14/2009
4
Exec Dt:
12/14/2009
5
Exec Dt:
12/11/2009
6
Exec Dt:
12/11/2009
7
Exec Dt:
12/14/2009
8
Exec Dt:
12/11/2009
Assignee
1
HAIDIAN DISTRICT
BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12669671
Correspondence name and address
RATNERPRESTIA
1235 WESTLAKES DRIVE, SUITE 301
BERWYN, PA 19312
Assignment: 8
Reel/Frame:027015/0544   Pages: 4
Recorded: 10/04/2011
Attorney Dkt #:231GI-000300US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/28/2011
2
Exec Dt:
09/28/2011
3
Exec Dt:
09/28/2011
4
Exec Dt:
09/28/2011
5
Exec Dt:
09/28/2011
6
Exec Dt:
09/28/2011
7
Exec Dt:
09/28/2011
8
Exec Dt:
09/28/2011
Assignee
1
POST BOX 100084 BRANCH 82, TSINGHUA UNIVERSITY PATENT OFFICE, HAIDIAN DISTRICT
BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13262829
Correspondence name and address
AMPACC LAW GROUP, PLLC
6100 219TH ST. SW
SUITE 580
MOUNTLAKE TERRACE, WA 98043
Assignment: 9
Reel/Frame:027024/0616   Pages: 4
Recorded: 10/06/2011
Attorney Dkt #:231GI-000100US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/28/2011
2
Exec Dt:
09/28/2011
3
Exec Dt:
09/28/2011
4
Exec Dt:
09/28/2011
5
Exec Dt:
09/28/2011
6
Exec Dt:
09/28/2011
7
Exec Dt:
09/28/2011
8
Exec Dt:
09/28/2011
Assignee
1
POST BOX 100084 BRANCH 82, TSINGHUA UNIVERSITY PATENT OFFICE, HAIDIAN DISTRICT
BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13262783
Correspondence name and address
AMPACC LAW GROUP, PLLC
6100 219TH ST. SW
SUITE 580
MOUNTLAKE TERRACE, WA 98043
Assignment: 10
Reel/Frame:027024/0728   Pages: 4
Recorded: 10/06/2011
Attorney Dkt #:231GI-000200US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/28/2011
2
Exec Dt:
09/28/2011
3
Exec Dt:
09/28/2011
4
Exec Dt:
09/28/2011
5
Exec Dt:
09/28/2011
6
Exec Dt:
09/28/2011
7
Exec Dt:
09/28/2011
8
Exec Dt:
09/28/2011
Assignee
1
POST BOX 100084 BRANCH 82, TSINGHUA UNIVERSITY PATENT OFFICE, HAIDIAN DISTRICT
BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13262802
Correspondence name and address
AMPACC LAW GROUP, PLLC
6100 219TH ST. SW
SUITE 580
MOUNTLAKE TERRACE, WA 98043
Assignment: 11
Reel/Frame:029082/0307   Pages: 5
Recorded: 10/05/2012
Attorney Dkt #:KF-1097
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/19/2012
2
Exec Dt:
09/19/2012
3
Exec Dt:
09/19/2012
4
Exec Dt:
09/19/2012
5
Exec Dt:
09/19/2012
6
Exec Dt:
09/19/2012
7
Exec Dt:
09/19/2012
8
Exec Dt:
09/19/2012
9
Exec Dt:
09/19/2012
Assignee
1
POST BOX 100084 BRANCH 82
TSINGHUA UNIVERSITY PATENT OFFICE
HAIDIAN DISTRICT, BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13522788
Correspondence name and address
KUBOTERA & ASSOCIATES, LLC
200 DAINGERFIELD RD
SUITE 202
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:029083/0180   Pages: 6
Recorded: 10/05/2012
Attorney Dkt #:KF-1106
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/19/2012
2
Exec Dt:
09/19/2012
3
Exec Dt:
09/19/2012
4
Exec Dt:
09/19/2012
5
Exec Dt:
09/19/2012
6
Exec Dt:
09/19/2012
7
Exec Dt:
09/19/2012
8
Exec Dt:
09/19/2012
9
Exec Dt:
09/19/2012
10
Exec Dt:
09/19/2012
11
Exec Dt:
09/19/2012
12
Exec Dt:
09/19/2012
13
Exec Dt:
09/19/2012
Assignee
1
POST BOX 100084 BRANCH 82
TSINGHUA UNIVERSITY PATENT OFFICE
HAIDIAN DISTRICT, BEIJING, CHINA 100084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13635168
Correspondence name and address
KUBOTERA & ASSOCIATES, LLC
200 DAINGERFIELD RD
SUITE 202
ALEXANDRIA, VA 22314

Search Results as of: 05/02/2024 01:18 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