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.
Cairo, Nebraska. Cairo (/ËkÉÉroÊ/ KARE-row, not /ËkaÉªÉroÊ/ KYE-row) is a village in Hall County, Nebraska, United States. The population was 785 at the 2010 census. It is part of the Grand Island, Nebraska Micropolitan Statistical Area.
EDT (UTC-4) Cairo /ËkÉÉroÊ/ is a town in Greene County, New York, United States. The population was 6,610 at the 2010 census. The town is in the south part of the county, partly in the Catskill Park. The town contains a hamlet also named Cairo. 1 History.