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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 : TIAN, BAOMIN
Total Assignments: 22
Assignment: 1
Reel/Frame:011371/0689   Pages: 11
Recorded: 12/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, JOSEPH
Exec Dt:
11/08/2000
2
TIAN, BAOMIN
Exec Dt:
11/08/2000
3
SAHLIN, ESKIL
Exec Dt:
11/15/2000
Assignee
1
NEW MEXICO STATE UNIVERSITY TECHNOLOGY TRANSFER CORPORATION
PO BOX 30001
LAS CRUCES, NEW MEXICO 88001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6878255
NONE
09705100
Correspondence name and address
PEACOCK, MYERS & ADAMS, P.C.
STEPHEN A. SLUSHER
P.O. BOX 26927
ALBUQUERQUE, NEW MEXICO 87125-6927
Assignment: 2
Reel/Frame:013820/0793   Pages: 4
Recorded: 03/10/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN
Exec Dt:
02/18/2003
2
WONG, WAH Y.
Exec Dt:
02/13/2003
3
TIAN, BAOMIN
Exec Dt:
02/13/2003
4
SEGAL, DONALD
Exec Dt:
02/18/2003
5
MCELROY, JERRY
Exec Dt:
02/18/2003
Assignee
1
HELIX BIOPHARMA CORPORATION
305 INDUSTRIAL PARKWAY SOUTH
UNIT 3
AURORA, ONTARIO, CANADA L4G 6X7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030143576
10225788
Correspondence name and address
HELIX BIOPHARMA CORPORATION
305 INDUSTRIAL PARKWAY, SOUTH
UNIT 3
ONTARIO, CAX L4G 6X7
Assignment: 3
Reel/Frame:014418/0730   Pages: 6
Recorded: 08/25/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HERMAN
Exec Dt:
07/31/2003
2
WONG, WAH Y.
Exec Dt:
08/06/2003
3
TIAN, BAOMIN
Exec Dt:
08/06/2003
4
SEGAL, DONALD
Exec Dt:
07/31/2003
5
MCELROY, JERRY
Exec Dt:
07/31/2003
Assignee
1
HELIX BIOPHARMA CORPORATION
305 INDUSTRIAL PARKWAY SOUTH, UNIT 3
AURORA, ONTARIO L4G 6X7, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040014946
10422561
Correspondence name and address
PERKINS COIE LLP
LARRY W. THROWER
P.O. BOX 2168
MENLO PARK, CA 94026
Assignment: 4
Reel/Frame:015189/0020   Pages: 7
Recorded: 04/08/2004
Conveyance: CORRECTIVE COVER SHEET TO CORRECT INVENTOR'S NAME, PREVIOUSLY RECORDED AT REEL/FRAME 014418/0730 (ASSIGNMENT OF ASSIGNOR'S INTEREST)
Assignors
1
CHAO, HEMAN
Exec Dt:
07/31/2003
2
WONG, WAH Y.
Exec Dt:
08/06/2003
3
TIAN, BAOMIN
Exec Dt:
08/06/2003
4
SEGAL, DONALD
Exec Dt:
07/31/2003
5
MCELROY, JERRY
Exec Dt:
07/31/2003
Assignee
1
HELIX BIOPHARMA CORPORATION
305 INDUSTRIAL PARKWAY SOUTH
UNIT 3
AURORA, ONTARIO, CANADA L4G 6X7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040014946
10422561
Correspondence name and address
PERKINS COIE LLP
P.O. BOX 2168
MENLO PARK, CA 94026
Assignment: 5
Reel/Frame:034656/0119   Pages: 6
Recorded: 01/07/2015
Attorney Dkt #:15289-P44183US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TIAN, BAOMIN
Exec Dt:
06/11/2013
2
WONG, WAH YAU
Exec Dt:
06/11/2013
3
CHAO, HEMAN LAP-MAN
Exec Dt:
06/11/2013
Assignee
1
HELIX BIOPHARMA CORP.
305 INDUSTRIAL PARKWAY SOUTH
UNIT 3
AURORA, CANADA L4G 6X7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9296819
US20150166668
14407724
Correspondence name and address
BERESKIN & PARR LLPP
40 KING STREET WEST
40TH FLOOR
TORONTO, M5H 3Y2 CANADA
Assignment: 6
Reel/Frame:045768/0566   Pages: 6
Recorded: 05/10/2018
Attorney Dkt #:16010-174 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
05/04/2017
2
WONG, WAH YAU
Exec Dt:
04/19/2017
3
TIAN, BAOMIN
Exec Dt:
04/19/2017
4
UGER, MARNI DIANE
Exec Dt:
05/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11466088
US20180230219
15862015
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE,
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 7
Reel/Frame:047174/0503   Pages: 6
Recorded: 10/16/2018
Attorney Dkt #:16010-176 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
05/04/2017
2
WONG, WAH YAU
Exec Dt:
04/19/2017
3
TIAN, BAOMIN
Exec Dt:
04/19/2017
4
UGER, MARNI DIANE
Exec Dt:
05/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180243437
15861951
Correspondence name and address
LOLA BARTOSZEWICZ
AIRD & MCBURNEY LP, BROOKFIELD PLACE
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 8
Reel/Frame:048842/0247   Pages: 6
Recorded: 04/10/2019
Attorney Dkt #:16010-172 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
05/04/2017
2
WONG, WAH YAU
Exec Dt:
04/19/2017
3
TIAN, BAOMIN
Exec Dt:
04/19/2017
4
UGER, MARNI DIANE
Exec Dt:
05/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180244784
15862006
Correspondence name and address
LOLA A BARTOSZEWICZ
BROOKFIELD PLACE, 181 BAY STREET
SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 9
Reel/Frame:045768/0673   Pages: 6
Recorded: 05/10/2018
Attorney Dkt #:16010-174 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
05/31/2017
2
WONG, WAH YAU
Exec Dt:
05/23/2017
3
TIAN, BAOMIN
Exec Dt:
05/23/2017
4
UGER, MARNI DIANE
Exec Dt:
05/31/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11466088
US20180230219
15862015
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE,
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 10
Reel/Frame:047174/0665   Pages: 6
Recorded: 10/16/2018
Attorney Dkt #:16010-176 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
05/31/2017
2
WONG, WAH YAU
Exec Dt:
05/23/2017
3
TIAN, BAOMIN
Exec Dt:
05/23/2017
4
UGER, MARNI DIANE
Exec Dt:
05/31/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180243437
15861951
Correspondence name and address
LOLA BARTOSZEWICZ
AIRD & MCBURNEY LP, BROOKFIELD PLACE
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 11
Reel/Frame:043856/0287   Pages: 9
Recorded: 10/13/2017
Attorney Dkt #:10914-26/SIMM0001PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN
Exec Dt:
07/20/2017
2
WONG, WAH YAU
Exec Dt:
07/20/2017
3
TIAN, BAOMIN
Exec Dt:
07/20/2017
4
GASPAR, KIMBERLY JAYNE
Exec Dt:
07/20/2017
5
KUMAR, PRAVEEN
Exec Dt:
07/20/2017
Assignee
1
HELIX BIOPHARMA CORPORATION
21 ST. CLAIR AVENUE EAST
SUITE 1100
TORONTO, CANADA M4T 1L9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11931422
US20180000963
15545549
Correspondence name and address
LINDA J. HOGGARTH
101 SOUTH FIFTH STREET
SUITE 2500
LOUISVILLE, KY 40202
Assignment: 12
Reel/Frame:045716/0606   Pages: 7
Recorded: 05/04/2018
Attorney Dkt #:16010-169 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WONG, WAH YAU
Exec Dt:
09/14/2017
2
TIAN, BAOMIN
Exec Dt:
09/14/2017
3
GASPAR, KIM
Exec Dt:
09/14/2017
4
UGER, MARNI
Exec Dt:
09/21/2017
5
ROHMANN, SVEN
Exec Dt:
10/01/2017
6
CHAO, HEMAN
Exec Dt:
10/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10640806
US20180087088
15712802
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE,
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 13
Reel/Frame:066881/0646   Pages: 7
Recorded: 03/25/2024
Attorney Dkt #:4329.003US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WONG, WAH YAU
Exec Dt:
09/14/2017
2
TIAN, BAOMIN
Exec Dt:
09/14/2017
3
GASPAR, KIM
Exec Dt:
09/14/2017
4
UGER, MARNI
Exec Dt:
09/21/2017
5
ROHMANN, SVEN
Exec Dt:
10/01/2017
6
CHAO, HEMAN
Exec Dt:
10/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET, SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200362387
16847490
Correspondence name and address
SCHWEGMAN LUNDBERG & WOESSNER P.A.
P.O. BOX 2938
MINNEAPOLIS, MN 55402
Assignment: 14
Reel/Frame:045716/0430   Pages: 8
Recorded: 05/04/2018
Attorney Dkt #:16010-169 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WONG, WAH YAU
Exec Dt:
11/08/2017
2
TIAN, BAOMIN
Exec Dt:
11/08/2017
3
GASPAR, KIM
Exec Dt:
09/29/2017
4
UGER, MARNI
Exec Dt:
09/29/2017
5
ROHMANN, SVEN
Exec Dt:
10/01/2017
6
CHAO, HEMAN
Exec Dt:
10/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10640806
US20180087088
15712802
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE,
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 15
Reel/Frame:066881/0590   Pages: 8
Recorded: 03/25/2024
Attorney Dkt #:4539.003US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WONG, WAH YAU
Exec Dt:
11/08/2017
2
TIAN, BAOMIN
Exec Dt:
11/08/2017
3
GASPAR, KIM
Exec Dt:
09/29/2017
4
UGER, MARNI
Exec Dt:
09/29/2017
5
ROHMANN, SVEN
Exec Dt:
10/01/2017
6
CHAO, HEMAN
Exec Dt:
10/02/2017
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET, SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200362387
16847490
Correspondence name and address
SCHWEGMAN LUNDBERG & WOESSNER P.A.
P.O. BOX 2938
MINNEAPOLIS, MN 55402
Assignment: 16
Reel/Frame:045768/0495   Pages: 6
Recorded: 05/10/2018
Attorney Dkt #:16010-174 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11466088
US20180230219
15862015
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE,
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 17
Reel/Frame:045768/0764   Pages: 6
Recorded: 05/10/2018
Attorney Dkt #:16010-174 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11466088
US20180230219
15862015
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE,
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 18
Reel/Frame:047174/0373   Pages: 6
Recorded: 10/16/2018
Attorney Dkt #:16010-176 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180243437
15861951
Correspondence name and address
LOLA BARTOSZEWICZ
BROOKFIELD PLACE
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 19
Reel/Frame:047175/0387   Pages: 6
Recorded: 10/16/2018
Attorney Dkt #:16010-176 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180243437
15861951
Correspondence name and address
LOLA BARTOSZEWICZ
AIRD & MCBURNEY LP, BROOKFIELD PLACE
181 BAY STREET, SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 20
Reel/Frame:048842/0195   Pages: 6
Recorded: 04/10/2019
Attorney Dkt #:16010-172 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180244784
15862006
Correspondence name and address
LOLA A BARTOSZEWICZ
BROOKFIELD PLACE, 181 BAY STREET
SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 21
Reel/Frame:048842/0384   Pages: 6
Recorded: 04/10/2019
Attorney Dkt #:16010-172 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180244784
15862006
Correspondence name and address
LOLA A BARTOSZEWICZ
BROOKFIELD PLACE, 181 BAY STREET
SUITE 1800
TORONTO, M5J 2T9 CANADA
Assignment: 22
Reel/Frame:048842/0504   Pages: 6
Recorded: 04/10/2019
Attorney Dkt #:16010-172 LAB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAO, HEMAN LAP MAN
Exec Dt:
02/08/2018
2
WONG, WAH YAU
Exec Dt:
02/02/2018
3
TIAN, BAOMIN
Exec Dt:
02/02/2018
4
UGER, MARNI DIANE
Exec Dt:
02/08/2018
Assignee
1
HELIX BIOPHARMA CORP.
9120 LESLIE STREET
SUITE 205
RICHMOND HILL, CANADA L4B 3J9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180244784
15862006
Correspondence name and address
LOLA A BARTOSZEWICZ
BROOKFIELD PLACE, 181 BAY STREET
SUITE 1800
TORONTO, M5J 2T9 CANADA

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