"into perpetuity" is a correct and usable phrase in written English.
It is often used to describe something that will continue forever or for an indefinite amount of time. It is typically used in formal or legal contexts. Example: The contract stipulates that the company will retain ownership of the property into perpetuity.
"David Milarch is perpetuating into perpetuity by cloning," Dr. Hendrickson said.
Kolbert perpetuates the one-sided view that current trends will continue into perpetuity unless "something is done".
That is not ensuring the newspapers' survival into "perpetuity", as is the mandate of the trust.
But there is not nearly enough information to give the Defense Department this much money almost into perpetuity".
They are alive with the concerns of every day, but caught and locked into perpetuity by Lowry's gentle eye".
And last week it laid out a blueprint for the next constitution, giving the military special political powers and protection from civilian oversight into perpetuity.
Let's be blunt: they're giving one set of shareholders, usually insiders, greater rights, and locking them into place in perpetuity.
Even worse, they also imploded in Coors, their earned run averages dwarfed only by the salaries Colorado now owed them into seeming perpetuity.
Multiplying the present value for every financing sequence with (AF(r_mathrm{u},k)) is turning the value of this sequence s into an annuity between s and (s+k) and the total tax savings over all sequences into a perpetuity.
There is little clarity about the duration of offset programmes and it seems unworkable to lock businesses into managing reserves in perpetuity (even if this is desirable from an environmental point of view).
Alas, the absolutists who would have had her banished into the sporting wilderness in perpetuity need little provocation.
