ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,492, issued on July 15, was assigned to Smartec Products LLC (Phoenix).
"Methods and apparatus for pet doors" was invented by Stephen W. Miller (Scottsdale, Ariz.), David W. White (New River, Ariz.), Eric P. Zemke (Peoria, Ariz.), Michael P. Miller (Cave Creek, Ariz.) and Martin L. Diamond (Scottsdale, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pet access control system according to various aspects of the present technology may comprise a door unit interoperable with a security panel holder. The door unit covers a passage through a structure, such as through the wall or door of a building. The door unit may include a connector that may b...