Is it a trademark in Canada?
“CTK”
Yes. 3 live marks on the Canadian register are named CTK: 2 registered and 1 still in progress.
Held by CTK SYS Inc. (1), CASIO KEISANKI KABUSHIKI KAISHA, ALSO TRADING AS CASIO COMPUTER CO. LTD. A JAPANESE COMPANY (1) and Kazakhstan (1).
What these marks cover
Nice classes the marks with this name are filed in, and how many marks in each.
- 9Electronics and software2
- 15Musical instruments2
- 37Construction and repair2
- 42Science and technology2
- 45Legal, security and personal services2
- 1Chemicals1
- 2Paints1
- 3Cosmetics and cleaning1
- 4Oils and fuels1
- 5Pharmaceuticals1
- 6Metal goods1
- 7Machines1
- 8Hand tools1
- 10Medical devices1
- 11Lighting, heating and plumbing1
- 12Vehicles1
- 13Firearms and fireworks1
- 14Jewellery and watches1
- 16Paper and printed matter1
- 17Rubber and plastics1
- 18Leather goods and bags1
- 19Building materials1
- 20Furniture1
- 21Housewares1
- 22Ropes, tents and sacks1
- 23Yarns and threads1
- 24Textiles1
- 25Clothing and footwear1
- 26Sewing notions and hair accessories1
- 27Carpets and floor coverings1
- 28Toys, games and sporting goods1
- 29Meat, dairy and prepared foods1
- 30Coffee, baked goods and staples1
- 31Fresh produce and plants1
- 32Beer and soft drinks1
- 33Wine and spirits1
- 34Tobacco and smokers’ articles1
- 35Advertising and business1
- 36Finance, insurance and real estate1
- 38Telecommunications1
- 39Transport and travel1
- 40Treatment of materials1
- 41Education and entertainment1
- 43Restaurants and lodging1
- 44Medical, beauty and farming services1
Marks named CTK
| Mark | Owner | Classes | Standing | Year |
|---|---|---|---|---|
| CTK 2243802 · TMA1261833 | CTK SYS Inc. | 9 Electronics37 Construction42 Science+1 | Registered | 2024 |
| CTK 0717368 · TMA423079 | CASIO KEISANKI KABUSHIKI KAISHA, ALSO TRADING AS CASIO COMPUTER CO. LTD. A JAPANESE COMPANY | 15 Musical | Registered | 1994 |
| CTK 0970146 · design | Kazakhstan | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1997 |
Sounds the same
Spelled differently, said the same way.
Marks containing CTK
| Mark | Owner | Classes | Standing | Year |
|---|---|---|---|---|
| CTK CKT 0970147 · design | Kazakhstan | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1997 |
| GO CTK GREEN 2218970 | CTK Research & Development Canada Ltd. | 2 Paints16 Paper17 Rubber+2 | Pending | 2022 |
| CTK Automotive Parts 2024197 · TMA1116330 | Cartek International Co. Ltd. | 12 Vehicles | Registered | 2021 |
| GO CTK GREEN NOW OR NEVER 2218969 | CTK Research & Development Canada Ltd. | 2 Paints16 Paper17 Rubber+2 | Pending | 2022 |
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.