12.01.17
US Patent No. 9,808,417 B2; Mary Kay Inc., Addison, TX, has patented a method of treating skin that entails topically applying a composition that is formulated with an effective amount of an ethanolic or a butanolic extract from the leaf and stem of Docynia delavajy, wherein the composition reduces oxidation in the skin, reduces tumor necrosis factor-alpha (TNF-α) in the skin, or reduces metalloprotease-1 (MMP-1) activity in the skin.