Monthly Archives: March 2010

What is the difference between TM and ®?

Outside the US, “TM” has no legal effect. It just means that someone regards the word (etc) as their trade mark. They may or may not have legal rights in it. The ® symbol indicates that the mark has been registered. … Continue reading

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How long does a registered trade mark last?

Short answer: potentially forever, provided you pay the renewal fees. Slightly longer answer: UK and European Union (Community Trade Marks) last for a period of 10 years from the filing date. They can then be renewed for a further period … Continue reading

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What is the term of a patent?

The short answer:  20 years, subject to the payment of periodic renewal fees. The slightly longer answer is that the maximum is 20 years, running from the filing date, not the priority date.  The filing date is the date on … Continue reading

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