Knock-out searching, the very basics
This page: https://nathenson.org/courses/ip-overview/simple-knock-out-searching/ INTRO TO TRADEMARK KNOCK-OUT SEARCHING Background. Broadly speaking, there are two kinds of trademark searches: a “knock-out” search and a full clearance search. Whereas a “knock-out” is intended to determine whether any obvious impediments exist regarding the proposed mark, a full search is more comprehensive and is geared towards possible clearance for actual use […]