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The Union trademark SIGRA λ was filed as Word mark on 08/31/2001 at the European Union Intellectual Property Office.
It was registered as a trademark on 11/04/2002.
The current status of the mark is "Registration expired".
| Trademark form | Word mark |
| File reference | 002362135 |
| Application date | August 31, 2001 |
| Publication date | May 27, 2002 |
| Entry date | November 4, 2002 |
| Expiration date | August 31, 2011 |
Trademark owner
Söhnleinstr. 8
65201 Wiesbaden
DE
65201 Wiesbaden
DE
Trademark representatives
Werner-von-Siemens-Str. 18
86405 Meitingen
DE
goods and services
1
Composite material made of a phase change material and carbon, (depending on the application concerned, the phase change materials are selected from the group of eg water/ice, saline solutions, hydrates, paraffines, mixtures of these products or other products with high latent or melting heat at the solid/liquid phase transition point; carbon comprises; the group of graphites such as electrographite, natural graphite, graphite salt, expanded graphite, the group of man-made carbons such as artificial carbon, amorphous carbon, carbon black, carbonized or graphitized carbon fibers, as well as certain carbides such as silicon carbide or titanium carbide; the carbon materials are present in the form of components, semi-finished products, pieces, granules, powders, foam structures, laminae, foils, fibers, textile products, composites or composite materials)
11
Heat and cold accumulators produced from the materials mentioned in Cl 1
Trademark history
| Date | Document number | Area | Entry |
|---|---|---|---|
| May 26, 2011 | Transfer / Change of address, Published |
ID: 11002362135