By Hannah Lang (Reuters) -San Francisco-based blockchain payments company Ripple Labs Inc, which is embroiled in a high-profile battle with the U.S. securities regulator, is interested in potentially purchasing assets of bankrupt crypto lender Celsius Network, according to a company spokesperson. “We are interested in learning about Celsius and its assets, and whether any could be relevant to our business,” the spokesperson said, declining to say if Ripple was interested in acquiring Celsius outright. Ripple has continued to grow through the crypto market turmoil and “is actively looking for M…