"To extend those protections" means to enlarge or expand the safeguards or rights that have been provided or granted to someone or something. Full definition
Some insurers offer optional extended protection for certain valuations, including jewelry and watches. (allstate.com)
It would be absurd for our courts to extend the protection of privacy at the very point when the internet is making it impossible to protect. (slaw.ca)
An «extended protection order,» which is an order that extends the initial temporary protection order for up to one year. (civillawselfhelpcenter.org)