KNOCK KNOCK Trademark
Serial Number: 86854828
Trademark Classes
Owner Contact Info
Legal Representation
Trademark Details
Filing Date
December 19, 2015
Registration Date
Not Registered
Published for Opposition
September 5, 2017
Goods & Services
Apparatus and instruments for detecting and monitoring indoor air pollution; computer software for use in detecting and monitoring indoor air pollution; electronic sensors for sensing air quality, light, sound, electromagnetic radiation, and radioactivity
Research and design in the field of computer-related control of indoor air pollution; scientific research, analysis, industrial design, and testing in the field of indoor air pollution