Trademark Search & Tracking

Free access to the complete USPTO trademark database with advanced search and tracking capabilities.

Trademark Search

Enter at least 3 characters to search

Show trademark images

ON OFF

Serial Number

Registration Number

Owner/Applicant

Attorney Name

Trademark Status

Live

Dead

Mark Type

Select Classes

2 Records Found

Serial Number	Trademark	Classes	Legal Status	Rights Holder	Filing Date	Actions
73677512	DUADACIN	—	710	HOECHST-ROUSSEL PHARMACEUTICALS INC.	08/10/1987	Details
74356391	C/T/S	—	710	HOECHST-ROUSSEL PHARMACEUTICALS INC.	02/08/1993	Details