Drug Exclusivity. Exclusivity is the sole marketing rights granted by the FDA to a manufacturer upon the approval of a drug and may run simultaneously with a patent. Exclusivity periods can run from 180 days to seven years depending upon the circumstance of the exclusivity grant.
Nationally, the cost to install a fence averages around $2,600, with most homeowners spending between $1,580 and $3,669. This data is based on actual project costs as reported by HomeAdvisor members.
$245 - $410. Cost of materials is a charge will be added to the gross expenses to build a new fence if a contractor will purchase and supply all necessary materials at his own discretion for the standard fence installation.