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

3 Records Found

Serial Number	Trademark	Classes	Legal Status	Rights Holder	Filing Date	Actions
73804860	NATIONAL LEAK DETECTION	—	602	NATIONAL LEAK DETECTION, INC.	06/05/1989	Details
74375396	NATIONAL LEAK DETECTION	—	710	NATIONAL LEAK DETECTION, INC.	04/05/1993	Details
74375397	AQUA-2000	—	710	NATIONAL LEAK DETECTION, INC.	04/05/1993	Details