ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,507,638, issued on Dec. 30, was assigned to Habitat Horticulture LLC (Berkeley, Calif.).
"Living wall system" was invented by David Brenner (Albany, Calif.), Michael Carson Mangan (El Cerrito, Calif.), Mateo Aguilar (San Francisco) and Phillip Greenberg (Hayward, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A living wall system generally having a number of layers including a waterproof membrane layer for preventing water and moisture from seeping to the building structure or wall in which the living wall system is installed. Next, a number of growing medium layers are provided having a wicking fabric layer between them, the growing medium typic...