About 3 Trademarks found that are owned by Substack Inc.

Downloadable software in the nature of a mobile application for managing subscriptions to online newsletters; downloadable software in the nature of a mobile application for digital delivery of subscription media

Hosting a website for the uploading, storing, sharing, viewing and posting of podcasts; providing a website that gives computer users the ability to upload and share user-generated videos

The mark consists of a stylized bookmark.

SUB STACK