The Speed Dial Screen ........................................................................................................................ 13. Working in the Speed Dial Screen ........................................................................................................ 14. Managing Your Speed Dial List ...........................................................................................................
(As of year 2005). Answer: Utility and plant patents are granted for a term which begins with the date of the grant and usually ends 20 years from the date the applications were filed. You must make the timely payment of the appropriate maintenance fees. Design patents last 14 years from the date you are granted the patent. No maintenance fees are required for design patents.
How Long Does Patent, Trademark or Copyright Protection Last?How Long Do IPR Rights Last? A U.S. utility patent, explained above, is generally granted for 20 years from the date the patent application is filed; however, periodic fees are required to maintain the enforceability of the patent. A design patent is generally granted protection for 14 years measured from the date the design patent is granted. A U.S. trademark generally lasts as long as the trademark is used in commerce and defended against infringement. Copyright protection is for a limited term. For works created after January 1, 1978, copyrights last for 70 years after the death of the author.