SLACK
"SLACK" is an active registered trademark owned by SALESFORCE, INC.. Using a similar name for the same goods or services could expose you to infringement claims. Always check with an attorney before launching a brand in this space.
SLACK is registered to cover platform as a service (PAAS) featuring computer software platforms for use in group communication, postings, memoranda and instant messaging, file sharing, calendar synchronization.
SALESFORCE, INC. is a mid-size portfolio holder with active trademark management, with 14 trademark filings on record (1 currently active), spanning 8 years of filing activity.
This application represents a software platform or hosted technology service (Class 42 — Technology Services), filed in May 2013.
These marks may compete in overlapping trademark classes. Consult an attorney before filing a similar brand.