The phrase "acknowledge until" is not correct and does not convey a clear meaning in written English.
It is unclear when this phrase could be used, as it lacks context and does not form a coherent expression.
Example: "Please acknowledge until the deadline." (This is an example of how it might be used, but the phrase itself is still problematic.)
Alternatives: "recognize until" or "confirm until".
Mr. Saleh was later released on the order of the attorney general's office, a move many officials suspected Mr. Karzai was behind but one he did not acknowledge until Sunday.
Administration officials did not acknowledge until Monday, a day after declaring a "high risk" of attacks against financial sectors, that much of the new intelligence was based on reconnaissance missions by Qaeda operatives three or four years ago.
The medallions included place names, like Cairo and Suez, leaving no doubt that Mussolini intended to wrest Egypt and the Suez Canal from the control of Britain, an objective he would not acknowledge until at war with Britain in 1940.
SIX weeks after the Ganges and other rivers flowing into Bangladesh burst their banks, the government is grappling with a disaster whose size it failed to acknowledge until the homes, livestock and crops of millions of its people had been swept away.
It was the government the moving spirits behind the Philadelphia Convention would continue to acknowledge until it was replaced by their own creature.
During this time, Sarmiento fell in love and had an illegitimate daughter named Ana Faustina, who Sarmiento did not acknowledge until she married.
The consensus is that this audience was always there, but never fully acknowledged until lately.
The book was short, accomplished and moving, but barely acknowledged until, in 2007, it was turned into a play.
Europe is important to me in ways that I don't think I fully acknowledged until now.
Alfred H. Barr, Jr., snapped up some Suprematist gems in 1935, for New York's Museum of Modern Art, but Malevich remained little acknowledged until well into the sixties.
Corporate authorship isn't acknowledged until the very last line of the credits, and then simply by the word 'Eurostar' attached to a copyright symbol in tiny type.
