From Longman Dictionary of Contemporary Englishat no timeat no timeused to say strongly that something never happened or should never happenat no time did/was etc At no time did anyone involved speak to the press. At no time was the company informed. → time
Examples from the Corpus
at no time did/was etc• Certainly, at no time did the lift pass anything like 6,000 tons a day.• Interestingly, at no time did anyone consider reinstating the four women.• The worrying thing was that at no time did Leeds actually put together a great move which tore Sunderland apart. 