Nearest cities: Sierra Blanca, TX (5.6 miles ), Van Horn Rural, TX (5.7 miles ), Valentine, TX (6.1 miles) , Fort Hancock, TX (7.9 miles ), Fort Davis, TX (8.0 miles ), Toyah, TX (8.0 miles) , Balmorhea, TX (8.0 miles ), Dell City, TX (8.1 miles ).
Your rights in a trademark continue as long as you use the mark. Federal registrations are valid for ten years, but they may be renewed over and over, so long as you are still using the mark in interstate commerce. The oldest continuously registered mark dates back to the 1870's.
Q: How Long Do Patents Last? Today, patents last 20 years from the filing date of the application. For patents that existed before June 8, 1995, the duration of the patent was 17 years from the issuance of the patent or 20 years from the filing date, whichever was longer. Design patents are limited to 14 years from the date of issuance, while plant patents last 17 years from the date of issuance.