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Patent Assignment Assignor Details
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Assignor Name : LI, YILAN
Total Assignments: 8
Assignment: 1
Reel/Frame:050790/0362   Pages: 4
Recorded: 10/22/2019
Attorney Dkt #:T2874.10062US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YILAN
Exec Dt:
10/18/2019
2
XIE, KAIXUAN
Exec Dt:
10/18/2019
Assignee
1
ECOVACS ROBOTICS CO., LTD.
NO. 108, SHIHU WEST ROAD, WUZHONG DISTRICT
SUZHOU CITY, JIANGSU, CHINA 215168
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11487297
US20200125103
16659399
Correspondence name and address
R. BURNS ISRAELSEN
MASCHOFF BRENNAN
1389 CENTER DR. SUITE 300
PARK CITY, UT 84098
Assignment: 2
Reel/Frame:050790/0486   Pages: 3
Recorded: 10/22/2019
Attorney Dkt #:T2874.10060US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YILAN
Exec Dt:
10/18/2019
2
XIE, KAIXUAN
Exec Dt:
10/18/2019
Assignee
1
ECOVACS ROBOTICS CO., LTD.
NO. 108, SHIHU WEST ROAD, WUZHONG DISTRICT
SUZHOU CITY, JIANGSU, CHINA 215168
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11487297
US20200125103
16659399
Correspondence name and address
R. BURNS ISRAELSEN
MASCHOFF BRENNAN
1389 CENTER DR. SUITE 300
PARK CITY, UT 84098
Assignment: 3
Reel/Frame:061184/0174   Pages: 3
Recorded: 09/22/2022
Attorney Dkt #:T2874.10060US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YILAN
Exec Dt:
10/18/2019
2
XIE, KAIXUAN
Exec Dt:
10/18/2019
Assignee
1
ECOVACS ROBOTICS CO., LTD.
NO. 518 SONGWEI RD. , WUSONGJIANG INDUSTRIAL PARK
GUOXIANG SUB-DISTRICT, WUZHONG DISTRICT
SUZHOU, CHINA 215168
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230015411
17950060
Correspondence name and address
R. BURNS ISRAELSEN
MASCHOFF BRENNAN
1389 CENTER DR STE. 300
PARK CITY, UT 84098
Assignment: 4
Reel/Frame:051858/0643   Pages: 17
Recorded: 02/10/2020
Attorney Dkt #:074023-0876-US-590978
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YILAN
Exec Dt:
12/20/2019
2
QI, ERIC
Exec Dt:
12/23/2019
3
CHANG, JACK
Exec Dt:
01/14/2020
4
GAO, SEAN
Exec Dt:
12/27/2019
5
ZOELLNER, OLAF
Exec Dt:
10/22/2019
6
GRIMM, THOMAS
Exec Dt:
10/22/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200215731
16473510
Correspondence name and address
DRINKER BIDDLE REATH LLP
222 DELAWARE AVE SUITE 1410
WILMINGTON, DE 19801-1621
Assignment: 5
Reel/Frame:051866/0843   Pages: 17
Recorded: 02/10/2020
Attorney Dkt #:074023-0876-US-590978
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YILAN
Exec Dt:
12/20/2019
2
QI, ERIC
Exec Dt:
12/23/2019
3
CHANG, JACK
Exec Dt:
01/14/2020
4
GAO, SEAN
Exec Dt:
12/27/2019
5
ZOELLNER, OLAF
Exec Dt:
10/22/2019
6
GRIMM, THOMAS
Exec Dt:
10/22/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200215731
16473510
Correspondence name and address
FAEGRE DRINKER BIDDLE REATH LLP
222 DELAWARE AVE SUITE 1410
WILMINGTON, DE 19801-1621
Assignment: 6
Reel/Frame:053681/0488   Pages: 19
Recorded: 09/03/2020
Attorney Dkt #:074023-0943-US-604882
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TENG, SZU CHI
Exec Dt:
07/31/2020
2
ZHU, QIU
Exec Dt:
07/31/2020
3
XU, WEN
Exec Dt:
08/04/2020
4
LI, YILAN
Exec Dt:
08/04/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210023752
16977836
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 7
Reel/Frame:057175/0722   Pages: 32
Recorded: 08/11/2021
Attorney Dkt #:074023-0955-US-000008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, YILAN
Exec Dt:
12/03/2020
2
HARTMANN, DAVID
Exec Dt:
12/12/2020
3
LIU, QINGLAN
Exec Dt:
12/02/2020
4
XU, WEN
Exec Dt:
12/02/2020
5
HONG, KE
Exec Dt:
12/03/2020
6
LI, JINQI
Exec Dt:
12/02/2020
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210245418
16972911
Correspondence name and address
CLAUDIA SCHULTZE
FAEGRE DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 8
Reel/Frame:060117/0303   Pages: 6
Recorded: 05/19/2022
Attorney Dkt #:074023-US-000041
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, SONG
Exec Dt:
12/08/2021
2
LI, YILAN
Exec Dt:
12/08/2021
3
QI, GUIDONG
Exec Dt:
12/08/2021
4
XIANG, JINBAO
Exec Dt:
12/09/2021
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220410505
17778030
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103

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