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The Union trademark KEYSTONE was filed as Word mark on 11/25/1997 at the European Union Intellectual Property Office.
It was registered as a trademark on 03/05/1999.
The current status of the mark is "Registration expired".
| Trademark form | Word mark |
| File reference | 000687798 |
| Application date | November 25, 1997 |
| Publication date | September 14, 1998 |
| Entry date | March 5, 1999 |
| Expiration date | November 25, 2007 |
Trademark owner
Gasværksvej 24
9000 Aalborg
DK
9000 Aalborg
DK
Trademark representatives
Arne Jacobsens Allé 15
2300 Copenhagen S
DK
goods and services
11
Boilers; steam boilers; marine boilers; boiler pipes and tubes; boiler feed installations; apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply; heat exchangers (not parts of machines); filters (parts of industrial installations); flue-gas filters
Trademark history
| Date | Document number | Area | Entry |
|---|---|---|---|
| July 16, 2007 | Change Representative, Published | ||
| May 3, 2002 | Change Representative, Registered | ||
| November 15, 2001 | Change Representative, Published |
ID: 11000687798