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Patent Assignment Assignor Details
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Assignor Name : DRUMMOND, AUDREI
Total Assignments: 7
Assignment: 1
Reel/Frame:052174/0937   Pages: 6
Recorded: 03/20/2020
Attorney Dkt #:065841/532152
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CROWLEY, RICHARD
Exec Dt:
06/28/2019
2
DRUMMOND, AUDREI
Exec Dt:
07/08/2019
3
FAIN, JESSICA
Exec Dt:
07/08/2019
4
JONES, LEAH
Exec Dt:
07/03/2019
5
FRANK, ILAN
Exec Dt:
07/11/2019
6
KINKEL, NIKOLAS
Exec Dt:
07/15/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10778419
US20190379534
16434097
Correspondence name and address
ALSTON & BIRD LLP
BANK OF AMERICA PLAZA
101 SOUTH TRYON STREET, SUITE 4000
CHARLOTTE, NC 28280
Assignment: 2
Reel/Frame:053447/0402   Pages: 6
Recorded: 08/10/2020
Attorney Dkt #:2776-45.02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CROWLEY, RICHARD
Exec Dt:
06/28/2019
2
DRUMMOND, AUDREI
Exec Dt:
07/08/2019
3
FAIN, JESSICA
Exec Dt:
07/08/2019
4
JONES, LEAH
Exec Dt:
07/03/2019
5
FRANK, ILAN
Exec Dt:
07/11/2019
6
KINKEL, NIKOLAS
Exec Dt:
07/15/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200374111
16989452
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 3
Reel/Frame:054518/0281   Pages: 6
Recorded: 12/02/2020
Attorney Dkt #:2776-45.09
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CROWLEY, RICHARD
Exec Dt:
06/28/2019
2
DRUMMOND, AUDREI
Exec Dt:
07/08/2019
3
FAIN, JESSICA
Exec Dt:
07/08/2019
4
JONES, LEAH
Exec Dt:
07/03/2019
5
FRANK, ILAN
Exec Dt:
07/11/2019
6
KINKEL, NIKOLAS
Exec Dt:
07/15/2019
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11799636
US20210091933
17109671
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 4
Reel/Frame:053099/0537   Pages: 5
Recorded: 07/01/2020
Attorney Dkt #:2776-46.00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRUMMOND, AUDREI
Exec Dt:
06/29/2020
2
BHATTACHARJEE, DEEP
Exec Dt:
06/29/2020
3
SCHEINBLUM, JAMES
Exec Dt:
06/29/2020
4
GHIRMAI, EDEN
Exec Dt:
06/30/2020
5
CROWLEY, RICHARD
Exec Dt:
06/29/2020
6
GORHAM, LYDIA
Exec Dt:
06/29/2020
7
MEHTA, POOJA
Exec Dt:
06/30/2020
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. SLACK TECHNOLOGIES, INC.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 5
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: 6
Reel/Frame:053657/0248   Pages: 8
Recorded: 09/01/2020
Attorney Dkt #:2776-51.00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRUMMOND, AUDREI
Exec Dt:
08/28/2020
2
DEMMER, MICHAEL
Exec Dt:
08/31/2020
3
VASAMSETTI, SRI
Exec Dt:
08/28/2020
4
CLEMENSON, ELIZABETH
Exec Dt:
08/27/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11184159
NONE
17008931
Correspondence name and address
ERISE IP, P.A.
7015 COLLEGE BOULEVARD
SUITE 700
OVERLAND PARK, KS 66211
Assignment: 7
Reel/Frame:059230/0308   Pages: 8
Recorded: 03/10/2022
Attorney Dkt #:S392-0089USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRUMMOND, AUDREI
Exec Dt:
08/28/2020
2
DEMMER, MICHAEL
Exec Dt:
08/31/2020
3
VASAMSETTI, SRI
Exec Dt:
08/28/2020
4
CLEMENSON, ELIZABETH
Exec Dt:
08/27/2020
Assignee
1
SLACK TECHNOLOGIES, INC.
500 HOWARD STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11818250
US20220158830
17532184
Correspondence name and address
LEE & HAYES, P.C.
601 W. RIVERSIDE AVE, SUITE 1400
SPOKANE, WA 99201

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