TrademarkCheck

Is it a trademark in Canada?

“EXT JS”

Yes. 2 live marks on the Canadian register are named EXT JS: 2 registered and 0 still in progress.

Held by SENCHA, INC..

What these marks cover

Nice classes the marks with this name are filed in, and how many marks in each.

Marks named EXT JS

MarkOwnerClassesStandingYear
EXT JS
1603501 · TMA887070
SENCHA, INC.9 Electronics41 EducationRegistered2014
EXT JS
1465841 · TMA842431 · design
SENCHA, INC.9 Electronics16 Paper35 Advertising+2Registered2013

Shares the word “ext”

The least common word in the name, on its own or inside other marks.

Search CIPO's Canadian Trademarks Database for anything filed after January 22, 2025.

This shows what is on the Canadian trademark register and what looks or sounds similar. It is not legal advice and not a clearance search: it cannot say whether a name is safe to use or would conflict with another mark. A trademark agent can.

Register as of January 22, 2025: CIPO's latest public data release (Open Government Licence – Canada). Marks filed or changed since then are not here yet. Check the current record on CIPO's own database before relying on it.