TDK Logo (IGE, 07/06/1977)
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The Swiss trademark TDK was filed as Word and figurative mark on 07/06/1977 at the Swiss Federal Institute of Intellectual Property.
It was registered as a trademark on 08/22/1977.
The current status of the mark is "Trademark registered".
Application date | July 6, 1977 |
Publication date | September 29, 1977 |
Entry date | August 22, 1977 |
Expiration date | July 6, 2027 |
Date | Document number | Area | Entry |
---|---|---|---|
May 6, 2020 | 2020050605 | M90 | Change Representative |
June 12, 2019 | 2019061205 | M70 | Transfer / Change of address |
May 1, 2019 | 2019050105 | M90 | Change Representative |
February 16, 2017 | 2017021605 | M05 | Extension |
September 14, 2015 | 2015091405 | M90 | Change Representative |
June 27, 2013 | 2013062710 | M70 | Transfer / Change of address |
June 27, 2013 | 2013062705 | M85 | Change Representative |
June 13, 2007 | 2007061305 | M05 | Extension |
April 14, 1997 | 1997041405 | M05 | Extension |
December 15, 1983 | 1983121505 | M60 | Transfer / Change of address |
August 22, 1977 | 1977082205 | M00 | Registration |
August 22, 1977 | 1977082205 | M00 | Registration |
ID: 121200048778