US Trademark Classification US29 Meat, fish, dairy and preserved foods Knockwurst Class 29 Knockwurst 029-887 德式短粗香肠 Chinese 德式短粗香肠 English Knockwurst Spanish Knockwurst Term ID 029-887 Class 29 Type Goods Status Active · added, not since modified (A) Effective date 2010-06-17 Version 09-2007