Open/Close Menu San Diego based patent and trademark law firm founded in 1984 with over 1,700 patents issued and more than 1,200 trademarks registered worldwide.

Michael Jordan and New Balance Trademark Cases Provided with Permissions by: Vivien Chan & Co. Newsletter of May 2020 Click Here to View Newsletter! For current information as to how US trademarks are faring in China, see these two articles from a personal friend, Vivien Chan, who has one of the largest IP firms in…

Written by: Lawrence A. Maxham August 2020   Here is yet another reason to file your trademarks early, in every country in which you are now or likely will within the next ten years, be doing business.  The following is a cautionary tale of timing in filing a trademark. Many countries have a “first-to-file” law…

Provisional Patent Applications: A History   Since being established in 1994 as an amendment to the Patent Act of 1952, which sought to create timing advantages, like that of the Paris convention of 1883 for foreign filing (you can read our previous blog on foreign filing here), provisional holds this date for foreign filing as well,…

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