Representatives said overall sales of her products increased 21% in 2016 compared with 2015
President Trump hasn't yet condemned the incident
The surge comes despite a campaign calling for a boycott of Ivanka Trump or Donald Trump merchandise
Conway on a TV show supported Ivanka Trump's line of shoes, handbags, apparel and other accessories
Nordstrom said it informed Ivanka Trump about its decision in early January
Ivanka is still listed as running Trump businesses on active state liquor licenses in Florida and New York
Ivanka, is considering to play an informal role in her father's administration
She stirred controversy when images released by the Japanese government showed her chatting with PM Shinzo Abe
Ivanka also said that media often refers to her as Trump's 'surrogate wife' which was a 'deeply offensive' thing to say