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Patent Assignment Assignor Details
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Assignor Name : SAMPATHKUMAR, PARTHASARATHY
Total Assignments: 7
Assignment: 1
Reel/Frame:055298/0769   Pages: 9
Recorded: 02/17/2021
Attorney Dkt #:SRZN-005/02US 328202-2082
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YANG
Exec Dt:
12/21/2018
2
YUAN, TOM ZHIYE
Exec Dt:
01/02/2019
3
SATO, AARON KEN
Exec Dt:
01/02/2019
4
YEH, WEN-CHEN
Exec Dt:
12/21/2018
5
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
12/21/2018
Assignee
1
SURROZEN, INC.
171 OYSTER POINT BLVD., SUITE 400
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11746150
US20210079089
16954483
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVE., N.W., SUITE 700
ATTN: PATENT DEPARTMENT
WASHINGTON, DC 20004
Assignment: 2
Reel/Frame:055298/0982   Pages: 10
Recorded: 02/17/2021
Attorney Dkt #:SRZN-004/02US 328202-2076
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YANG
Exec Dt:
12/21/2018
2
YUAN, TOM ZHIYE
Exec Dt:
01/02/2019
3
SATO, AARON KEN
Exec Dt:
01/02/2019
4
YEH, WEN-CHEN
Exec Dt:
12/21/2018
5
LU, CHENGGANG
Exec Dt:
12/21/2018
6
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
12/21/2018
7
JANDA, CLAUDIA YVONNE
Exec Dt:
12/29/2018
Assignee
1
SURROZEN, INC.
171 OYSTER POINT BLVD., SUITE 400
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12006368
US20210087280
16954482
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVE., N.W., SUITE 700
ATTN: PATENT DEPARTMENT
WASHINGTON, DC 20004
Assignment: 3
Reel/Frame:065170/0396   Pages: 9
Recorded: 10/10/2023
Attorney Dkt #:SRZN-005/03US 328202-2204
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YANG
Exec Dt:
12/21/2018
2
YUAN, TOM ZHIYE
Exec Dt:
01/02/2019
3
SATO, AARON KEN
Exec Dt:
01/02/2019
4
YEH, WEN-CHEN
Exec Dt:
12/21/2018
5
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
12/21/2018
Assignee
1
SURROZEN, INC.
171 OYSTER POINT BLVD., SUITE 400
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240150458
18350589
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVE, NW, SUITE 700
ATTN: PATENT DEPT/CAROL D. LAHERTY
WASHINGTON, DC 20004
Assignment: 4
Reel/Frame:057062/0262   Pages: 5
Recorded: 08/03/2021
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YANG
Exec Dt:
04/22/2020
2
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
04/22/2020
Assignee
1
SURROZEN, INC.
171 OYSTER POINT BLVD.
SUITE 400
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220064337
17414265
Correspondence name and address
COOLEY LLP ATTN: PATENT GROUP
1299 PENNSYLVANIA AVE, NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 5
Reel/Frame:058749/0475   Pages: 9
Recorded: 01/24/2022
Attorney Dkt #:SRZN-017/02US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YANG
Exec Dt:
08/26/2020
2
LOPEZ, TOM
Exec Dt:
08/27/2020
3
WANG, I-CHIEH
Exec Dt:
08/28/2020
4
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
08/25/2020
Assignee
1
SURROZEN, INC.
171 OYSTER POINT BLVD.
SUITE 400
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220275095
17623006
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE N.W.
ATTN: IP DOCKETING DEPARTMENT
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:065537/0174   Pages: 25
Recorded: 11/10/2023
Attorney Dkt #:SRZN-020/03WO 328202-2153
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE THE TYPOGRAPHICAL ERROR IN THE APPLCATION NUMBER PREVIOUSLY RECORDED AT REEL: 0559508 FRAME: 0871. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
FLETCHER, RUSSELL
Exec Dt:
03/29/2022
2
LEE, SUNGJIN
Exec Dt:
03/29/2022
3
LI, YANG
Exec Dt:
03/29/2022
4
LU, CHENGGANG
Exec Dt:
03/29/2022
5
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
03/29/2022
6
VANHOVE, GEERTRUI
Exec Dt:
03/29/2022
7
YEH, WEN-CHEN
Exec Dt:
03/29/2022
8
XIE, LIQIN
Exec Dt:
04/05/2022
9
PRESTA, LEONARD
Exec Dt:
03/25/2022
Assignee
1
SURROZEN OPERATING, INC.
171 OYSTER POINT BLVD., SUITE 400
SO SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240150724
18281032
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW, SUITE 700
IP DEPARTMENT | CAROL LAHERTY
WASHINGTON, DC 20004-2400
Assignment: 7
Reel/Frame:066723/0302   Pages: 24
Recorded: 03/01/2024
Attorney Dkt #:SRZN-020/03WO 328202-2153
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FLETCHER, RUSSELL
Exec Dt:
03/29/2022
2
LEE, SUNGJIN
Exec Dt:
03/29/2022
3
LI, YANG
Exec Dt:
03/23/2022
4
LU, CHENGGANG
Exec Dt:
03/29/2022
5
SAMPATHKUMAR, PARTHASARATHY
Exec Dt:
03/29/2022
6
VANHOVE, GEERTRUI
Exec Dt:
03/29/2022
7
YEH, WEN-CHEN
Exec Dt:
03/29/2022
8
XIE, LIQIN
Exec Dt:
04/05/2022
9
PRESTA, LEONARD
Exec Dt:
03/25/2022
Assignee
1
SURROZEN OPERATING, INC.
171 OYSTER POINT BLVD., SUITE 400
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
US20240150473
18281253
 
NONE
US20240150473
18281253
Correspondence name and address
COOLEY LLP
ATTN IP DOCKETING DEPARTMENT
1299 PENNSYLVANIA AVENUE NW, SUITE 700
WASHINGTON, DC 20004

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