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The International trademark MADSEN ALPHA was filed as Word mark on 08/25/2011 at the World Intellectual Property Organization.
| Trademark form | Word mark |
| File reference | 1103431 |
| Register number | VR201101732 |
| Countries | 
|
| Base trademark |
No. VR 2011 01732,
July 18, 2011
|
| Application date | August 25, 2011 |
| Expiration date | August 25, 2031 |
Trademark owner
1501 Industrial Road
San Carlos CA 94070
US
San Carlos CA 94070
US
Trademark representatives
Widerman Malek, PL,
1990 W. New Haven Avenue,
US
goods and services
10
Audiometers for medical use
Trademark history
| Date | Document number | Area | Entry |
|---|---|---|---|
| June 23, 2021 | 2021/34 Gaz | Extension | |
| November 28, 2012 | 2012/48 Gaz | EM | Rejection |
| September 7, 2012 | 2012/38 Gaz | US | Rejection |
| May 17, 2012 | 2012/20 Gaz | AU | Rejection |
| August 25, 2011 | 2012/2 Gaz | DK | Registration |
ID: 141103431