When it came to deciding on a name for Apple’s new wearable watch device, the company attempted to keep the product name quiet by making a trademark filing in Trinidad and Tobago. Through an international trademark treaty, the filing in Trinidad and Tobago allowed Apple to get a priority date with their US filing.
Josh Gerben was quoted by the Wall Street Journal Law Blog regarding priority dates in the US:
“If your company is the first to file a trademark application, your company is first in line to obtain the trademark registration in the United States,”
Source: Gershman, J. “Name of Apple’s Smartwatch Wasn’t a Secret…at Least in Trinidad and Tobago”. Wall Street Journal Law Blog. September 10 2014.