The company currently acts as the trustee for 10 U.S.-listed physically backed commodity ETFs for iShares, State Street Global Advisors, iShares and ETF Securities.

Other notable patents in the industry include Vanguard’s right to launch ETFs as a share class of its existing mutual funds, non-transparent actively managed ETFs, fundamental indices and ETF payment distributions.

For more information on the ETF industry, visit our current affairs category.

Max Chen contributed to this article.