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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 : QI, WEIMIN
Total Assignments: 23
Assignment: 1
Reel/Frame:014124/0462   Pages: 5
Recorded: 11/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MADIYALAKAN, RAGUPATHY
Exec Dt:
10/27/2003
2
QI, WEIMIN
Exec Dt:
10/23/2003
3
SCHULTES, BIRGIT
Exec Dt:
10/22/2003
Assignee
1
ALTAREX CORP.
1123 DENTISTRY PHARMACY BUILDING
UNIVERSITY OF ALBERTA
EDMONTON, CANADA T6G 2N8
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6716966
NONE
09641833
Correspondence name and address
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 2
Reel/Frame:015499/0064   Pages: 5
Recorded: 12/29/2004
Attorney Dkt #:AREX-P04-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MADIYALAKAN, RAGUPATHY
Exec Dt:
12/01/2004
2
QI, WEIMIN
Exec Dt:
11/22/2004
3
SCHULTES, BIRGIT C.
Exec Dt:
11/19/2004
Assignee
1
ALTAREX MEDICAL CORP.
1123 DENTISTRY PHARMACY BUILDING
UNIVERSITY OF ALBERTA
EDMONTON, CANADA T6G 2N8
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050048059
10754089
Correspondence name and address
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 3
Reel/Frame:031182/0135   Pages: 8
Recorded: 09/11/2013
Attorney Dkt #:BIOCARE-PAX8-USNP
Conveyance: NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2012
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8852592
US20140004542
14004400
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 SOUTH HOWES, THIRD FLOOR
FORT COLLINS, CO 80521
Assignment: 4
Reel/Frame:031252/0562   Pages: 8
Recorded: 09/20/2013
Attorney Dkt #:BIOCARE-PAX8-USNP
Conveyance: NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2013
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8852592
US20140004542
14004400
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 SOUTH HOWES, THIRD FLOOR
FORT COLLINS, CO 80521
Assignment: 5
Reel/Frame:034054/0264   Pages: 8
Recorded: 10/28/2014
Attorney Dkt #:BIOCARE-PAX8-CONT1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2012
Assignee
1
BIOCARE MEDICAL, INC.
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9417243
US20150056635
14507667
Correspondence name and address
LINDSEY DEMROW
125 S. HOWES STREET
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 6
Reel/Frame:034535/0698   Pages: 10
Recorded: 12/05/2014
Attorney Dkt #:BIOCARE-PAX8-USNP
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT BUSINESS ENTITY TYPE ON THE PREVIOUSLY RECORDED DOCUMENT PREVIOUSLY RECORDED AT REEL: 031182 FRAME: 0135. ASSIGNOR(S) HEREBY CONFIRMS THE NUNC PRO TUNC ASSIGNMENT.
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2012
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8852592
US20140004542
14004400
Correspondence name and address
LINDSEY DEMROW
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 7
Reel/Frame:034535/0798   Pages: 9
Recorded: 12/05/2014
Attorney Dkt #:BIOCARE-PAX8-PCT
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT BUSINESS ENTITY TYPE ON THE PREVIOUSLY RECORDED ASSIGNMENT DOCUMENT PREVIOUSLY RECORDED AT REEL: 028251 FRAME: 0209. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2012
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140004542
14004400
Correspondence name and address
LINDSEY DEMROW
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 8
Reel/Frame:034631/0056   Pages: 10
Recorded: 12/15/2014
Attorney Dkt #:BIOCARE-PAX8-CONT1
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED AT REEL: 034054 FRAME: 0264. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2012
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9417243
US20150056635
14507667
Correspondence name and address
LINDSEY DEMROW
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 9
Reel/Frame:039405/0256   Pages: 8
Recorded: 08/11/2016
Attorney Dkt #:BIOCARE-PAX8-CONT2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
05/21/2012
2
TACHA, DAVID
Exec Dt:
05/21/2012
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160370370
15222690
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 10
Reel/Frame:030047/0364   Pages: 6
Recorded: 03/20/2013
Attorney Dkt #:BIOC-UROPLAKIN III-NPROV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
03/15/2013
2
TACHA, DAVID
Exec Dt:
03/15/2013
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10316103
NONE
13830473
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 SOUTH HOWES, THIRD FLOOR
FORT COLLINS, CO 80521
Assignment: 11
Reel/Frame:031296/0537   Pages: 8
Recorded: 09/27/2013
Attorney Dkt #:BIOCARE-UROPLAKIN-2-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
09/26/2013
2
TACHA, DAVID
Exec Dt:
09/26/2013
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9429577
US20150247861
14432132
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 SOUTH HOWES, THIRD FLOOR
FORT COLLINS, CO 80521
Assignment: 12
Reel/Frame:035956/0596   Pages: 8
Recorded: 06/29/2015
Attorney Dkt #:UROPLAKIN-2-USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
09/26/2013
2
TACHA, DAVID
Exec Dt:
09/26/2013
Assignee
1
BIOCARE MEDICAL LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9429577
US20150247861
14432132
Correspondence name and address
SANTANGELO LAW OFFICES
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 13
Reel/Frame:039398/0759   Pages: 8
Recorded: 08/10/2016
Attorney Dkt #:BIOCARE-UP2-CONT1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
09/26/2013
2
TACHA, DAVID
Exec Dt:
09/26/2013
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9823251
US20160334407
15226794
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 14
Reel/Frame:039398/0554   Pages: 7
Recorded: 08/10/2016
Attorney Dkt #:BIOCARE-P40-CONT2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TACHA, DAVID
Exec Dt:
02/08/2014
2
QI, WEIMIN
Exec Dt:
02/08/2014
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
FORT COLLINS, COLORADO 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9708395
US20160333085
15228341
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 15
Reel/Frame:036679/0728   Pages: 7
Recorded: 09/29/2015
Attorney Dkt #:BIOCARE-P40-BYPASS-CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TACHA, DAVID
Exec Dt:
02/28/2014
2
QI, WEIMIN
Exec Dt:
02/28/2014
Assignee
1
BIOCARE MEDICAL LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9428576
US20160009795
14839744
Correspondence name and address
SANTANGELO LAW OFFICES
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 16
Reel/Frame:038348/0096   Pages: 8
Recorded: 04/21/2016
Attorney Dkt #:BIOCARE-SOX10-USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
10/03/2014
2
TACHA, DAVID
Exec Dt:
10/03/2014
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 95420
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9816997
US20160216269
15026904
Correspondence name and address
SANTANGELO LAW OFFICES, P.C.
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 17
Reel/Frame:044579/0480   Pages: 8
Recorded: 11/30/2017
Attorney Dkt #:BIOCARE-SOX10-CONT1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
10/03/2014
2
TACHA, DAVID
Exec Dt:
10/03/2014
Assignee
1
BIOCARE MEDICAL, LLC
4040 PIKE LANE
CONCORD, CALIFORNIA 94520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10295542
US20180074065
15811458
Correspondence name and address
SANTANGELO LAW OFFICES, PC
125 S HOWES
3RD FLOOR
FORT COLLINS, CO 80521
Assignment: 18
Reel/Frame:040688/0216   Pages: 6
Recorded: 11/28/2016
Attorney Dkt #:151276US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QI, WEIMIN
Exec Dt:
10/18/2016
2
CHONG, JAEHYOK
Exec Dt:
10/19/2016
3
KIM, KIHONG
Exec Dt:
10/19/2016
4
WANG, YU
Exec Dt:
10/18/2016
5
WU, DI
Exec Dt:
10/18/2016
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
SAP GLOBAL INTELLECTUAL PROPERTY
WALLDORF, GERMANY 69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10324929
US20180121326
15339615
Correspondence name and address
APRIL MENG
3410 HILLVIEW AVENUE
SAP GLOBAL INTELLECTUAL PROPERTY
PALO ALTO, CA 94304
Assignment: 19
Reel/Frame:057938/0919   Pages: 10
Recorded: 10/27/2021
Attorney Dkt #:054874-620F01US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, QINGWEI
Exec Dt:
10/05/2021
2
QU, ZHE
Exec Dt:
10/21/2021
3
HAO, ZHILONG
Exec Dt:
10/05/2021
4
QI, WEIMIN
Exec Dt:
10/10/2021
5
ZHANG, LONG
Exec Dt:
10/26/2021
6
LIU, JIAXIN
Exec Dt:
10/21/2021
7
LIU, XIAOKE
Exec Dt:
10/06/2021
8
YANG, XIAOLONG
Exec Dt:
10/21/2021
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
WALLDORF, GERMANY D-69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230126103
17512375
Correspondence name and address
MINTZ LEVIN SAN DIEGO / LILY ZHANG
3580 CARMEL MOUNTAIN ROAD
SUITE 300
SAN DIEGO, CA 92130
Assignment: 20
Reel/Frame:057938/0932   Pages: 10
Recorded: 10/27/2021
Attorney Dkt #:054874-621F01US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, XIAOKE
Exec Dt:
10/06/2021
2
REN, QINGWEI
Exec Dt:
10/05/2021
3
QU, ZHE
Exec Dt:
10/21/2021
4
HAO, ZHILONG
Exec Dt:
10/05/2021
5
QI, WEIMIN
Exec Dt:
10/10/2021
6
ZHANG, LONG
Exec Dt:
10/26/2021
7
LIU, JIAXIN
Exec Dt:
10/21/2021
8
YANG, XIAOLONG
Exec Dt:
10/21/2021
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
WALLDORF, GERMANY D-69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11741127
US20230129468
17512379
Correspondence name and address
MINTZ LEVIN SAN DIEGO / LILY ZHANG
3580 CARMEL MOUNTAIN ROAD
SUITE 300
SAN DIEGO, CA 92130
Assignment: 21
Reel/Frame:060048/0141   Pages: 8
Recorded: 05/30/2022
Attorney Dkt #:000005-093000US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, QINGWEI
Exec Dt:
05/23/2022
2
QI, WEIMIN
Exec Dt:
05/23/2022
3
QU, ZHE
Exec Dt:
05/26/2022
4
LIU, XIAOKE
Exec Dt:
05/26/2022
5
LIU, JIAXIN
Exec Dt:
05/26/2022
6
HAO, ZHILONG
Exec Dt:
05/23/2022
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
WALLDORF, GERMANY 69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11914598
US20230385282
17826986
Correspondence name and address
FOUNTAINHEAD LAW GROUP P.C.
900 LAFAYETTE STREET
SANTA CLARA, CA 95050
Assignment: 22
Reel/Frame:060043/0283   Pages: 8
Recorded: 05/27/2022
Attorney Dkt #:000005-092700US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAO, ZHILONG
Exec Dt:
05/24/2022
2
LIU, XIAOKE
Exec Dt:
05/26/2022
3
LIU, JIAXIN
Exec Dt:
05/25/2022
4
QI, WEIMIN
Exec Dt:
05/24/2022
5
QU, ZHE
Exec Dt:
05/26/2022
6
REN, QINGWEI
Exec Dt:
05/24/2022
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
WALLDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230409603
17826957
Correspondence name and address
FOUNTAINHEAD LAW GROUP P.C.
900 LAFAYETTE STREET
SANTA CLARA, CA 95050
Assignment: 23
Reel/Frame:060043/0576   Pages: 8
Recorded: 05/27/2022
Attorney Dkt #:000005-092900US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, XIAOKE
Exec Dt:
05/26/2022
2
HAO, ZHILONG
Exec Dt:
05/24/2022
3
QI, WEIMIN
Exec Dt:
05/24/2022
4
QU, ZHE
Exec Dt:
05/26/2022
5
LIU, JIAXIN
Exec Dt:
05/25/2022
6
REN, QINGWEI
Exec Dt:
05/24/2022
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
WALLDORF, GERMANY 69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11940972
US20230385263
17826974
Correspondence name and address
FOUNTAINHEAD LAW GROUP P.C.
900 LAFAYETTE STREET
SANTA CLARA, CA 95050

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