Trademark Overview
On Wednesday, April 29, 2026, a trademark application was filed for DDC with the United States Patent and Trademark Office. The USPTO has given the DDC trademark a serial number of 99794504. The federal status of this trademark filing is NEW APPLICATION - RECORD INITIALIZED NOT ASSIGNED TO EXAMINER as of Wednesday, April 29, 2026. This trademark is owned by OCLC, Inc.. The DDC trademark is filed in the Education & Entertainment Services category with the following description:
On-line publication of electronic periodicals; providing an online index relating to a system of classifying the field of human knowledge; providing temporary use of non-downloadable cloud-based software for library classification, cataloging, and metadata management, namely, software featuring a comprehensive electronic database of classification numbers, subject headings, and associated metadata derived from a standardized bibliographic classification system; providing online tools for searching and browsing classification numbers and subject headings; providing customizable annotation and note-taking features within bibliographic records; providing access to continually updated classification data reflecting evolving topics and multilingual content; providing a user interface for organizing and managing library and information collections; providing access to linked data resources, including uniform resource identifiers (URIs) and associated metadata; and providing application progr...
