Inventor
BUTTERFIELD DANIEL STEWART
US18 patents
⚠️ This page may combine multiple inventors who share the name “BUTTERFIELD DANIEL STEWART”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SLACK TECH INC
10 patentsUS9940394B1Apr 10, 2018
Messaging search and management apparatuses, methods and systems
SLACK TECH INC96 citations97
US10229205B1Mar 12, 2019
Messaging search and management apparatuses, methods and systems
SLACK TECH INC28 citations93
US11140203B1Oct 5, 2021
Ambient, ad hoc, multimedia collaboration in a group-based communication system
SLACK TECH INC15 citations92
US11586686B2Feb 21, 2023
Messaging search and management apparatuses, methods and systems
SLACK TECH INC4 citations85
US10846349B1Nov 24, 2020
Messaging search and management apparatuses, methods and systems
SLACK TECH INC8 citations83
US10229204B1Mar 12, 2019
Messaging search and management apparatuses, methods and systems
SLACK TECH INC8 citations83
US11206231B2Dec 21, 2021
Group-based communication interface with subsidiary channel-based thread communications
SLACK TECH INC8 citations82
US10997557B2May 4, 2021
Method, apparatus, and computer program product for authorizing and authenticating user communication within an enterprise group-based communication platform
SLACK TECH INC14 citations82
US11810072B2Nov 7, 2023
Method, apparatus, and computer program product for authorizing and authenticating user communication within an enterprise group-based communication platform
SLACK TECH INC2 citations70
US11620598B2Apr 4, 2023
Electronic board associated with a communication platform
SLACK TECH INC3 citations64
SALESFORCE INC
4 patentsUS12288190B2Apr 29, 2025
Method, apparatus, and computer program product for authorizing and authenticating user communication within an enterprise group-based communication platform
SALESFORCE INC2 citations71
US12568131B2Mar 3, 2026
Ambient, ad hoc, multimedia collaboration in a group-based communication system
SALESFORCE INC0 citations60
US11831693B2Nov 28, 2023
Ambient, ad hoc, multimedia collaboration in a group-based communication system
SALESFORCE INC0 citations60
US12375538B2Jul 29, 2025
Ambient, ad hoc, multimedia collaboration in a group-based communication system
SALESFORCE INC0 citations50
SLACK TECH LLC
2 patentsUS11539649B2Dec 27, 2022
Group-based communication interface with subsidiary channel-based thread communications
SLACK TECH LLC7 citations84
US11595327B2Feb 28, 2023
Method, apparatus, and computer program product for associating an identifier with one or more message communications within a group-based communication system
SLACK TECH LLC5 citations71