ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,484,497, issued on Dec. 2, was assigned to HLZ Ltd. (Hamilton, New Zealand).
"Tree watering device" was invented by Brendan Craig Hamilton (Hamilton, New Zealand).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for watering a tree comprises a water container, an inlet to receive water into the container, an inlet valve configured to close the inlet to the container when a water level within the container reaches a maximum water level and open when the water level drops below the maximum water level, a pressure relief mechanism to limit a pressure in the container to a maximum pressure greater than ambient pressure, and one or more outlets to allow...