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Patent Assignment Assignor Details
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Assignor Name : YU, YUWU
Total Assignments: 8
Assignment: 1
Reel/Frame:009727/0131   Pages: 4
Recorded: 01/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINSLOW, JENS
Exec Dt:
12/11/1998
2
YU, YUWU
Exec Dt:
12/11/1998
3
STAPLES, LAWRENCE B.
Exec Dt:
12/11/1998
Assignee
1
HYDROSCOPE CANADA INC.
4909-75TH AVENUE
EDMONTON ALBERTA, CANADA T6B 5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6359434
NONE
09164437
Correspondence name and address
CHRISTENSEN O'CONNOR ET AL
JULIE C. VANDERZANDEN, ESQ.
1420 FIFTH AVENUE, SUITE 2800
SEATTLE, WA 98101-2347
Assignment: 2
Reel/Frame:011181/0248   Pages: 7
Recorded: 10/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KARIYAWASAM, SHAHANI N.
Exec Dt:
08/14/2000
2
NESSIM, MAHER A.
Exec Dt:
08/14/2000
3
YU, YUWU
Exec Dt:
08/15/2000
4
STAPLES, LAWRENCE B.
Exec Dt:
08/15/2000
Assignee
1
HYDROSCOPE CANADA INC.
#260 8170-50TH STREET
EDMONTON, ALBERTA, CANADA T6B 1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6556924
NONE
09626833
Correspondence name and address
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
JULIE C. VANDERZANDEN
1420 FIFTH AVENUE
SUITE 2800
SEATTLE, WA 98101-2347
Assignment: 3
Reel/Frame:025603/0498   Pages: 7
Recorded: 01/07/2011
Attorney Dkt #:THAS136086
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUSSELL, DAVID E.
Exec Dt:
01/05/2011
2
NGUYEN, HOAN V.
Exec Dt:
01/05/2011
3
YU, YUWU
Exec Dt:
01/06/2011
4
REID, EDWIN W.
Exec Dt:
01/05/2011
Assignee
1
RUSSELL NDE SYSTEMS INC.
4909 - 75 AVENUE
EDMONTON, ALBERTA, CANADA T6B 2S3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110163740
12986084
Correspondence name and address
KEVAN L. MORGAN, ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1420 FIFTH AVENUE, SUITE 2800
SEATTLE, WA 98101-2347
Assignment: 4
Reel/Frame:057434/0203   Pages: 8
Recorded: 09/09/2021
Attorney Dkt #:3333-P3US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUSSELL, DAVID
Exec Dt:
09/11/2020
2
YU, YUWU
Exec Dt:
09/21/2020
3
SHATAT, AD
Exec Dt:
09/11/2020
4
KORZ, MARTIN
Exec Dt:
09/11/2020
Assignee
1
PICA: PIPELINE INSPECTION AND CONDITION ANALYSIS CORPORATION
4909 - 75 AVENUE
EDMONTON, CANADA T6B 2S3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220074893
17447277
Correspondence name and address
JERALD E. NAGAE, ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVENUE, SUITE 3600
SEATTLE, WA 98101-3029
Assignment: 5
Reel/Frame:060905/0979   Pages: 10
Recorded: 06/14/2022
Attorney Dkt #:3333-P3US
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME BY REMOVING COLON AND CORRECTING NAME TO <PICA PIPLINE INSPECTION AND CONDITION ANALYSIS CORPORATION> PREVIOUSLY RECORDED AT REEL: 057434 FRAME: 0203. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
RUSSELL, DAVID
Exec Dt:
09/11/2020
2
YU, YUWU
Exec Dt:
09/21/2020
3
SHATAT, AD
Exec Dt:
09/11/2020
4
KORZ, MARTIN
Exec Dt:
09/11/2020
Assignee
1
PICA PIPELINE INSPECTION AND CONDITION ANALYSIS CORPORATION
4909 - 75 AVENUE
EDMONTON, CANADA T6B 2S3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220074893
17447277
Correspondence name and address
JERALD E. NAGAE, ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVENUE, SUITE 3600
SEATTLE, WA 98101-3029
Assignment: 6
Reel/Frame:055396/0029   Pages: 10
Recorded: 02/24/2021
Attorney Dkt #:RSYS156174
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUSSELL, DAVID E.
Exec Dt:
10/15/2020
2
YU, YUWU
Exec Dt:
10/26/2020
3
NGUYEN, HOAN
Exec Dt:
10/15/2020
4
THAI, BRIAN
Exec Dt:
10/16/2020
5
LINGNAU, DANIEL
Exec Dt:
10/15/2020
6
JIN, ELLEN
Exec Dt:
10/15/2020
Assignee
1
RUSSELL NDE SYSTEMS INC.
4909 - 75TH AVENUE
EDMONTON, CANADA T6B 2S3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11493480
US20220113283
17068448
Correspondence name and address
JERALD E. NAGAE, ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVENUE, SUITE 3600
SEATTLE, WA 98101-3029
Assignment: 7
Reel/Frame:058261/0430   Pages: 8
Recorded: 12/01/2021
Attorney Dkt #:3333-P4US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUSSELL, DAVID E.
Exec Dt:
09/22/2021
2
VAJPAYEE, ANKIT
Exec Dt:
09/21/2021
3
NGUYEN, HOAN
Exec Dt:
09/22/2021
4
YU, YUWU
Exec Dt:
09/27/2021
Assignee
1
RUSSELL NDE SYSTEMS INC.
4909 - 75TH AVENUE
EDMONTON, CANADA T6B 2S3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11733207
US20220178878
17457213
Correspondence name and address
JERALD E. NAGAE, ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1201 THIRD AVENUE, SUITE 3600
SEATTLE, WA 98101-3029
Assignment: 8
Reel/Frame:065869/0365   Pages: 6
Recorded: 12/14/2023
Attorney Dkt #:3333-P3US.CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUSSELL, DAVID E.
Exec Dt:
11/30/2023
2
YU, YUWU
Exec Dt:
11/30/2023
Assignee
1
PICA PIPELINE INSPECTION AND CONDITION ANALYSIS CORPORATION
4909-75 AVENUE
EDMONTON, ALBERTA, CANADA T6B-2S3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230304873
18321592
Correspondence name and address
CHRISTENSEN O'CONNOR JOHNSON KINDNESS PL
1201 THIRD AVENUE
SUITE 3600
SEATTLE, WA 98101

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