You're at least the 3rd person who has made/repeated this false claim. "not one peep after the election. It's clearly a talking point from some right-wing source, but it's also a false one.
There is an ongoing lawsuit against Trump, which was followed up in the news last month, and is still in the news occasionally now.
From October 15, 2017
"Lawyers for one of the women who have accused Donald Trump of sexual assault subpoenaed his campaign for all documents relating to her, all communications with or about her and "all documents concerning any woman who asserted that Donald J. Trump touched her inappropriately."
This comes in the case of Summer Zervos, a former contestant on "The Apprentice" who accused Trump of sexually assaulting her in 2007. The accusations were made in October of last year at a news conference. "
Trump campaign subpoenaed over sexual assault allegations - CNNPolitics
Do you also think the claims that were made back in the 1993 and 2006 timeframes were made up to preemptively besmirch his character for a 2016 presidential run?
In total, more than 20 women have accused Trump of sexual assault, and at least one of them has continued to press on it since the election, despite threats Trump made against the women.
From 3 days ago...
"
Norm Eisen, former chief White House ethics lawyer for President Barack Obama, says the lawsuit is “critically important” because “the president’s alleged offenses against women, of sexual harassment, sexual assault, are very serious, much more serious than many of those that have resulted in people losing their jobs.
“That should get a full and fair examination,” Eisen says, “and at the moment that lawsuit is the best vehicle we have to do that.”"
Donald Trump's Sexual Assault Accusers Demand Justice in the #MeToo Era
Not one peep in conservative media, or even recognition of the reality of the ongoing lawsuit, either.