US Patent Issued to DMI Cos. on June 24 for "HVAC round pipe sealed fittings" (Pennsylvania Inventor)

ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,341, issued on June 24, was assigned to DMI Cos. Inc. (Charleroi, Pa.).

"HVAC round pipe sealed fittings" was invented by Duane E. Fetko (Masontown, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A manufactured sealed latched sheet metal circular HVAC fitting including a first subcomponent having a HVAC end and a first subcomponent coupling, a second subcomponent having a HVAC end and a second subcomponent coupling, sealant on the first subcomponent or the second subcomponent, and a sealed latched joint created by the connection of the second subcomponent coupling with the first subcomponent coupling, the sealed latched joint using the sealant o...