37 CFR Part 6 Index
Classification of Goods and Services
Taken from USPTO Website (Last revised Jan. 2023)
Part 6 - Classification of Goods and Services
Classification Of Goods And Services Under The Trademark Act
6.1: International schedule of classes of goods and services
6.2: Prior U.S. schedule of classes of goods and services
6.3: Schedule for certification marks
6.4: Schedule for collective membership marks