The USPTO PTAB (Beta) API allows developers to browse Patent Trial and Appeal Board (PTAB) public documents, search for specific content, and download PTAB content in bulk. This API is still in Beta. It is provided by the United States Patent and Trademark Office (USPTO) as part of their Open Data Portal.
Eighteen APIs have been added to the ProgrammableWeb directory in categories including Recognition and Cryptocurrency. Highlights include the Google Poly API for access to 3D assets, and several APIs for querying United States patent information. Here's a rundown of the latest additions.