ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,550,810, issued on Feb. 17, was assigned to VIRIDIS ARBOR LLC (Verona, N.J.).

"Ground penetrating self-drilling seed planting device" was invented by Gary E. Abeles (Verona, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A seed planting device includes a tapered projectile containing a seed carrier that includes a helix made from a material that expands when exposed to moisture. At least one seed, seedling, and/or sapling is fixed to the lower end of the helix. The projectile is dropped or ballistically propelled downward from an aircraft, such that the bottom of the projectile penetrates into the ground. Water enters the projectile, causing the he...