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Patent Assignment Assignor Details
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Assignor Name : SONG, ZHIGUO
Total Assignments: 16
Assignment: 1
Reel/Frame:006073/0869   Pages: 2
Recorded: 04/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SONG, ZHIGUO
Exec Dt:
10/15/1991
2
HUGHES, DAVID L.
Exec Dt:
10/15/1991
Assignee
1
MERCK & CO., INC. A CORPORATION OF NJ
LINCOLN AVENUE
RAHWAY, NEW JERSEY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5126456
NONE
07777979
Correspondence name and address
MERCK & CO., INC.
ATTN: G. LOPEZ
PATENT DEPT.
P.O. BOX 2000
RAHWAY, NJ 07065-0907
Assignment: 2
Reel/Frame:007738/0651   Pages: 3
Recorded: 12/11/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HO, GUO-JIE
Exec Dt:
04/04/1994
2
MATHRE, DAVID A.
Exec Dt:
04/04/1994
3
EMERSON, KHATEETA
Exec Dt:
04/04/1994
4
SONG, ZHIGUO
Exec Dt:
04/04/1994
Assignee
1
MERCK & CO., INC.
P.O. BOX 2000
RY60-30
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5502165
NONE
08222767
Correspondence name and address
MERCK & CO., INC.
MARY A. APPOLLINA
P.O. BOX 2000 -- RY60-30
PATENT DEPT.
RAHYWAY, NJ 07065-0907
Assignment: 3
Reel/Frame:009145/0719   Pages: 3
Recorded: 04/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HO, GUO-JIE
Exec Dt:
04/04/1994
2
MATHRE, DAVID A.
Exec Dt:
04/04/1994
3
EMERSON, KHATEETA
Exec Dt:
04/04/1994
4
SONG, ZHIGUO
Exec Dt:
04/04/1994
Assignee
1
MERCK & CO., INC.
P.O. BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5773575
NONE
08721989
Correspondence name and address
MERCK & CO., INC.
MELVIN WINOKUR
PATENT DEPARTMENT
P.O. BOX 2000 -- RY60-30
RAHWAY, NJ 07065-0907
Assignment: 4
Reel/Frame:009000/0082   Pages: 3
Recorded: 03/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHRE, DAVID J.
Exec Dt:
07/30/1996
2
SHUMAN, RICHARD F.
Exec Dt:
07/30/1996
3
SONG, ZHIGUO
Exec Dt:
07/30/1996
Assignee
1
MERCK & CO., INC.
RY60-30
P.O. BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5777105
NONE
08649255
Correspondence name and address
MERCK & CO., INC.
MOLLIE M. YANG
PATENT DEPARTMENT
P.O. BOX 2000 -- RY60-30
RAHWAY, NJ 07065-0907
Assignment: 5
Reel/Frame:010494/0896   Pages: 3
Recorded: 12/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEVINE, PAUL N.
Exec Dt:
02/03/1999
2
SONG, ZHIGUO
Exec Dt:
02/03/1999
3
TSCHAEN, DAVID M.
Exec Dt:
02/03/1999
4
ZHAO, MANGZU
Exec Dt:
02/03/1999
Assignee
1
MERCK & CO., INC.
RY60-30
P.O. BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6031101
NONE
09283435
Correspondence name and address
MERCK & CO., INC.
VALERIE J. CAMARA
PATENT DEPARTMENT
P.O. BOX 2000--RY60-30
RAHWAY, NJ 07065-0907
Assignment: 6
Reel/Frame:010494/0938   Pages: 3
Recorded: 12/21/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, JUNG
Exec Dt:
02/03/1999
2
TSCHAEN, DAVID M.
Exec Dt:
02/03/1999
3
SONG, ZHIGUO
Exec Dt:
02/03/1999
4
ZHAO, MANGZU
Exec Dt:
02/03/1999
Assignee
1
MERCK & CO., INC.
RY60-30
P.O. BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6127573
NONE
09283936
Correspondence name and address
MERCK & CO., INC.
VALERIE J. CAMARA
PATENT DEPARTMENT
RAHWAY, NJ 07065-0907
Assignment: 7
Reel/Frame:010646/0549   Pages: 3
Recorded: 02/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TILLYER, RICHARD D.
Exec Dt:
02/03/1999
2
TSCHAEN, DAVID M.
Exec Dt:
02/03/1999
3
SONG, ZHIGUO
Exec Dt:
02/03/1999
4
ZHAO, MANGZU
Exec Dt:
02/03/1999
Assignee
1
MERCK & CO., INC.
RY 60-30
PO BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6046327
NONE
09283549
Correspondence name and address
VALERIE J. CAMARA
PATENT DEPARTMENT - RY 60-30
PO BOX 2000
RAHWAY, NJ 07065-0907
Assignment: 8
Reel/Frame:010938/0529   Pages: 3
Recorded: 06/30/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONG, ZHIGUO
Exec Dt:
02/03/1999
2
TSCHAEN, DAVID M.
Exec Dt:
02/03/1999
3
ZHAO, MANGZU
Exec Dt:
02/03/1999
Assignee
1
MERCK & CO., INC.
RY60-30
P.O. BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6172231
NONE
09283465
Correspondence name and address
MERCK & CO., INC.
VALERIE J. CAMARA
PATENT DEPARTMENT
P.O. BOX 2000 - RY60-30
RAHWAY, NJ 07065-0907
Assignment: 9
Reel/Frame:011179/0893   Pages: 3
Recorded: 09/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, JING
Exec Dt:
02/03/1999
2
SONG, ZHIGUO
Exec Dt:
02/03/1999
3
TSCHAEN, DAVID M.
Exec Dt:
02/03/1999
4
ZHAO, MANGZU
Exec Dt:
02/03/1999
Assignee
1
MERCK & CO., INC.
P.O. BOX 2000
RAHWAY, NEW JERSEY 07065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6150554
NONE
09283563
Correspondence name and address
MERCK & CO., INC.
VALERIE J. CAMARA
PATENT DEPARTMENT
P.O. BOX 2000-RY60-30
RAHWAY, NJ 07065-0907
Assignment: 10
Reel/Frame:045580/0889   Pages: 3
Recorded: 04/18/2018
Attorney Dkt #:VM77231
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SONG, ZHIGUO
Exec Dt:
11/11/2016
Assignee
1
HUZHOU LONGTONG CHEMICAL CO., LTD.
3/F, BUILDING 1, NO. 969 QINGFANG ROAD, HUZHOU
ZHEJIANG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D818536
NONE
29584066
Correspondence name and address
HUZHOU LONGTONG CHEMICAL CO., LTD.
RM 908, BLK 49
HENG FA CHUEN
CHAI WAN, HONG KONG
Assignment: 11
Reel/Frame:046409/0411   Pages: 3
Recorded: 07/20/2018
Attorney Dkt #:VM78952
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SONG, ZHIGUO
Exec Dt:
01/24/2017
Assignee
1
HUZHOU LONGTONG CHEMICAL CO., LTD.
3/F, BUILDING 1, NO. 969 QINGFANG ROAD, HUZHOU
ZHEJIANG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D839344
NONE
29591869
Correspondence name and address
HUZHOU LONGTONG CHEMICAL CO., LTD.
RM 908, BLK 49
HENG FA CHUEN
CHAI WAN, HONG KONG
Assignment: 12
Reel/Frame:047834/0402   Pages: 6
Recorded: 12/20/2018
Attorney Dkt #:35742/04084
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, HUIQUN
Exec Dt:
12/03/2018
2
LIU, SHOUJUN
Exec Dt:
12/03/2018
3
YANG, GAO
Exec Dt:
12/03/2018
4
HAO, JUN
Exec Dt:
12/03/2018
5
MA, QING
Exec Dt:
12/03/2018
6
XIONG, GE
Exec Dt:
12/03/2018
7
WU, DAFEI
Exec Dt:
12/03/2018
8
YUAN, WENCAI
Exec Dt:
12/03/2018
9
SONG, ZHIGUO
Exec Dt:
12/03/2018
10
ZHANG, FUQIANG
Exec Dt:
12/03/2018
11
ZHANG, SHIBIN
Exec Dt:
12/03/2018
12
LIU, PINGGUO
Exec Dt:
12/03/2018
Assignee
1
JIANGHAN MACHINERY RESEARCH INSTITUTE LIMITED COMPANY OF CNPC
NO. 12, CHIHU ROAD
SHASHI DISTRICT, JINGZHOU
HUBEI, CHINA 434000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10309171
NONE
16140024
Correspondence name and address
YIZHOU LIU
CALFEE, HALTER & GRISWOLD LLP
1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607
Assignment: 13
Reel/Frame:065645/0811   Pages: 5
Recorded: 11/22/2023
Attorney Dkt #:41579.04000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DONG, SHENGHAI
Exec Dt:
07/18/2023
2
WANG, FUGANG
Exec Dt:
07/18/2023
3
SONG, ZHIGUO
Exec Dt:
07/18/2023
Assignee
1
ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
DIANKOU INDUSTRY ZONE, ZHUJI
SHAOXING
ZHEJIANG, CHINA 311800
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240085072
18517398
Correspondence name and address
YIZHOU LIU
CALFEE, HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH ST.
CLEVELAND, OH 44114
Assignment: 14
Reel/Frame:065078/0494   Pages: 4
Recorded: 09/29/2023
Attorney Dkt #:245-ZP23710339US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, ZHONGBO
Exec Dt:
08/25/2023
2
JIN, JU
Exec Dt:
08/25/2023
3
WANG, FUGANG
Exec Dt:
08/25/2023
4
ZHANG, WENRONG
Exec Dt:
08/25/2023
5
SONG, ZHIGUO
Exec Dt:
08/25/2023
Assignee
1
ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
DIANKOU INDUSTRY ZONE, ZHUJI
SHAOXING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240026978
18375273
Correspondence name and address
CLIFFORD CHI, A.P.C.
300 W VALLEY BLVD #609
ALHAMBRA, CA 91803
Assignment: 15
Reel/Frame:065641/0807   Pages: 3
Recorded: 11/21/2023
Attorney Dkt #:269-ZP23731275US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, ZHONGBO
Exec Dt:
10/16/2023
2
SONG, ZHIGUO
Exec Dt:
10/16/2023
3
WANG, FUGANG
Exec Dt:
10/16/2023
Assignee
1
ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
DIANKOU INDUSTRY ZONE, ZHUJI
SHAOXING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240084906
18516935
Correspondence name and address
CLIFFORD CHI, A.P.C.
300 W VALLEY BLVD #609
ALHAMBRA, CA 91803
Assignment: 16
Reel/Frame:065642/0596   Pages: 4
Recorded: 11/22/2023
Attorney Dkt #:270-ZP23731314US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, ZHONGBO
Exec Dt:
10/16/2023
2
JIN, JU
Exec Dt:
10/16/2023
3
WANG, FUGANG
Exec Dt:
10/16/2023
4
ZHANG, WENRONG
Exec Dt:
10/16/2023
5
SONG, ZHIGUO
Exec Dt:
10/16/2023
Assignee
1
ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
DIANKOU INDUSTRY ZONE, ZHUJI
SHAOXING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240084911
18517025
Correspondence name and address
CLIFFORD CHI, A.P.C.
300 W VALLEY BLVD #609
ALHAMBRA, CA 91803

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