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Patent Assignment Assignor Details
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Assignor Name : DENG, YONGXING
Total Assignments: 4
Assignment: 1
Reel/Frame:053691/0323   Pages: 4
Recorded: 09/03/2020
Attorney Dkt #:197802004300(P10035US1)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENG, YONGXING
Exec Dt:
08/28/2020
2
PETERSON, CHRISTOPHER
Exec Dt:
08/12/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200034882
16177039
Correspondence name and address
CHRISTOPHER GLORIA
C/O MORRISON & FOERSTER LLP
1650 TYSONS BOULEVARD, SUITE 300
MCLEAN, VA 22102
Assignment: 2
Reel/Frame:054207/0001   Pages: 11
Recorded: 10/29/2020
Attorney Dkt #:2776-47.01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRANK, ILAN
Exec Dt:
08/24/2020
2
BUTTERFIELD, DANIEL STEWART
Exec Dt:
09/14/2020
3
HENDERSON-BEGG, CALLUM
Exec Dt:
08/19/2020
4
UNDERWOOD, APRIL
Exec Dt:
08/24/2020
5
JONES, LEAH
Exec Dt:
10/23/2020
6
GRANT, MYLES
Exec Dt:
08/20/2020
7
WIRTH, TODD
Exec Dt:
08/24/2020
8
VIERHAUS, ERIC
Exec Dt:
08/24/2020
9
STOLLER, SAMANTHA
Exec Dt:
08/20/2020
10
PELLY, GREGORY
Exec Dt:
08/20/2020
11
DENG, YONGXING
Exec Dt:
08/28/2020
12
MULLEN, MATTHEW
Exec Dt:
08/20/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10997557
US20180197144
15782680
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 3
Reel/Frame:056116/0530   Pages: 11
Recorded: 05/03/2021
Attorney Dkt #:2776-47.02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRANK, ILAN
Exec Dt:
08/24/2020
2
BUTTERFIELD, DANIEL STEWART
Exec Dt:
09/14/2020
3
HENDERSON-BEGG, CALLUM
Exec Dt:
08/19/2020
4
UNDERWOOD, APRIL
Exec Dt:
08/24/2020
5
JONES, LEAH
Exec Dt:
10/23/2020
6
GRANT, MYLES
Exec Dt:
08/20/2020
7
WIRTH, TODD
Exec Dt:
08/24/2020
8
VIERHAUS, ERIC
Exec Dt:
08/24/2020
9
STOLLER, SAMANTHA
Exec Dt:
08/20/2020
10
PELLY, GREGORY
Exec Dt:
08/20/2020
11
DENG, YONGXING
Exec Dt:
08/28/2020
12
MULLEN, MATTHEW
Exec Dt:
08/20/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11810072
US20210264368
17306260
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 4
Reel/Frame:064559/0351   Pages: 11
Recorded: 08/11/2023
Attorney Dkt #:2776-47.03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRANK, ILAN
Exec Dt:
08/24/2020
2
BUTTERFIELD, DANIEL STEWART
Exec Dt:
09/14/2020
3
HENDERSON-BEGG, CALLUM
Exec Dt:
08/19/2020
4
UNDERWOOD, APRIL
Exec Dt:
08/24/2020
5
JONES, LEAH
Exec Dt:
10/23/2020
6
GRANT, MYLES
Exec Dt:
08/20/2020
7
WIRTH, TODD
Exec Dt:
08/24/2020
8
VIERHAUS, ERIC
Exec Dt:
08/24/2020
9
STOLLER, SAMANTHA
Exec Dt:
08/20/2020
10
PELLY, GREGORY
Exec Dt:
08/20/2020
11
DENG, YONGXING
Exec Dt:
08/28/2020
12
MULLEN, MATTHEW
Exec Dt:
08/20/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12288190
US20230410051
18232873
Correspondence name and address
ERISE IP P.A.
7015 COLLEGE BLVD., STE 700
OVERLAND PARK, KS 66211

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