Similar marks
Trademarks named knockknock
Published USPTO records whose mark name matches “knockknock”. Compare owners, classes, and §2(d) citations on each live serial page.
Showing 1–3 of 3
| Serial | Mark |
|---|---|
| 90018647 | KNOCKKNOCK |
| 90397192 | KNOCKKNOCK |
| 78716109 | KNOCKKNOCK |