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Patent Assignment Assignor Details
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Assignor Name : LARGMAN, RAISSA
Total Assignments: 9
Assignment: 1
Reel/Frame:052301/0239   Pages: 7
Recorded: 04/02/2020
Attorney Dkt #:065841/522298
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
12/06/2018
2
KLYM, JASON
Exec Dt:
03/27/2020
3
GLINENKO, DANIL
Exec Dt:
03/27/2020
4
WALKER, NEIL
Exec Dt:
03/27/2020
5
CHRISTIAN, MARK
Exec Dt:
12/06/2018
6
MOURACHOV, SERGUEI
Exec Dt:
03/27/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10972795
US20200084489
16176851
Correspondence name and address
ALSTON & BIRD LLP
BANK OF AMERICA PLAZA
101 SOUTH TRYON STREET, SUITE 4000
CHARLOTTE, NC 28280
Assignment: 2
Reel/Frame:049237/0080   Pages: 9
Recorded: 05/21/2019
Attorney Dkt #:065841/524436
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
05/20/2019
2
KLYM, JASON
Exec Dt:
05/09/2019
3
GLINENKO, DANIL
Exec Dt:
05/10/2019
4
WALKER, NEIL
Exec Dt:
05/19/2019
5
CHRISTIAN, MARK
Exec Dt:
05/09/2019
6
MOURACHOV, SERGUEI
Exec Dt:
05/09/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10397624
NONE
16206553
Correspondence name and address
ALSTON & BIRD LLP
101 S TRYON ST, SUITE 4000
BANK OF AMERICA PLAZA
CHARLOTTE, NC 28280-4000
Assignment: 3
Reel/Frame:052543/0001   Pages: 9
Recorded: 04/30/2020
Attorney Dkt #:S392-0021US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
05/20/2019
2
KLYM, JASON
Exec Dt:
05/09/2019
3
GLINENKO, DANIL
Exec Dt:
05/10/2019
4
WALKER, NEIL
Exec Dt:
05/09/2019
5
CHRISTIAN, MARK
Exec Dt:
05/09/2019
6
MOURACHOV, SERGUEI
Exec Dt:
05/09/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10972795
US20200084489
16176851
Correspondence name and address
LEE & HAYES, P.C.
601 W. RIVERSIDE AVE
SUITE 1400
SPOKANE, WA 99201
Assignment: 4
Reel/Frame:056789/0117   Pages: 9
Recorded: 07/08/2021
Attorney Dkt #:P10050USC3/S392-0021USC3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
05/20/2019
2
KLYM, JASON
Exec Dt:
05/09/2019
3
GLINENKO, DANIL
Exec Dt:
05/10/2019
4
WALKER, NEIL
Exec Dt:
05/09/2019
5
CHRISTIAN, MARK
Exec Dt:
05/09/2019
6
MOURACHOV, SERGUEI
Exec Dt:
05/09/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11582500
US20210329339
17210887
Correspondence name and address
LEE & HAYES PC / SLACK
601 W RIVERSIDE AVENUE
SUITE 1400
SPOKANE, WA 99201
Assignment: 5
Reel/Frame:050684/0862   Pages: 5
Recorded: 10/10/2019
Attorney Dkt #:065841/511357
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
08/19/2019
2
YADAV, ANANYA
Exec Dt:
08/28/2019
3
MOURACHOV, SERGUEI
Exec Dt:
08/16/2019
4
WALKER, NEIL
Exec Dt:
08/15/2019
5
SODOL, DENIS
Exec Dt:
08/15/2019
6
LLOYD, PAUL
Exec Dt:
08/15/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10506032
US20190334983
15963636
Correspondence name and address
ALSTON & BIRD LLP
BANK OF AMERICA PLAZA
101 SOUTH TRYON STREET, SUITE 4000
CHARLOTTE, NC 28280-4000
Assignment: 6
Reel/Frame:053239/0896   Pages: 4
Recorded: 07/17/2020
Attorney Dkt #:2776-46.00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
07/13/2020
2
NGUYEN, KAREN
Exec Dt:
07/16/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11539675
US20200336472
16918284
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 7
Reel/Frame:063684/0315   Pages: 14
Recorded: 05/18/2023
Attorney Dkt #:S392-0093USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRUMMOND, AUDREI
Exec Dt:
06/29/2020
2
SCHEINBLUM, JAMES
Exec Dt:
06/29/2020
3
GHIRMAI, EDEN
Exec Dt:
06/30/2020
4
CROWLEY, RICHARD
Exec Dt:
06/29/2020
5
GORHAM, LYDIA
Exec Dt:
06/29/2020
6
MEHTA, POOJA
Exec Dt:
06/30/2020
7
HAMRICK, STEPHEN
Exec Dt:
06/30/2020
8
LARGMAN, RAISSA
Exec Dt:
07/13/2020
9
NGUYEN, KAREN
Exec Dt:
07/16/2020
10
BHATTACHARJEE, RATNADEEP
Exec Dt:
07/08/2021
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11757852
US20230053443
17981169
Correspondence name and address
LEE & HAYES, P.C.
601 W. RIVERSIDE AVE
STE 1400
SPOKANE, WA 99201
Assignment: 8
Reel/Frame:053713/0554   Pages: 6
Recorded: 09/08/2020
Attorney Dkt #:2776-44.03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
08/17/2020
2
ADAMS, KEITH
Exec Dt:
08/17/2020
3
SCHEINBLUM, JAMES
Exec Dt:
08/25/2020
4
CROWLEY, RICHARD
Exec Dt:
08/17/2020
5
BHATTACHARJEE, DEEP
Exec Dt:
08/17/2020
6
WATANABE, MILO
Exec Dt:
08/24/2020
7
JONES, LEAH
Exec Dt:
08/17/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200192881
16702197
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 9
Reel/Frame:053746/0141   Pages: 5
Recorded: 09/11/2020
Attorney Dkt #:2776-44.04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LARGMAN, RAISSA
Exec Dt:
09/01/2020
2
ADAMS, KEITH
Exec Dt:
09/01/2020
3
SCHEINBLUM, JAMES
Exec Dt:
09/02/2020
4
CROWLEY, RICHARD
Exec Dt:
09/01/2020
5
BHATTACHARJEE, DEEP
Exec Dt:
09/02/2020
6
WATANABE, MILO
Exec Dt:
09/01/2020
7
JONES, LEAH
Exec Dt:
09/04/2020
8
ROBINSON, HENRY
Exec Dt:
09/02/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11949739
US20200412806
17018165
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211

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Web interface last modified: August 25, 2017 v.2.6
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