ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,998, issued on Sept. 23, was assigned to Fidel Alvarez Venegas (Cuautitlan Izcalli, Mexico).

"Adjustable anti-vibration rubber assembly for a cardan shaft" was invented by Ruben Gregorio Montalvo Muniz (Cuautitlan Izcalli, Mexico).

According to the abstract* released by the U.S. Patent & Trademark Office: "An adjustable anti-vibration rubber assembly for the cardan shaft. The assembly includes radial bases (4) and tightening plates (5) that adjust the functionality of a metal frame (3) of an assembly."

The patent was filed on Sept. 21, 2023, under Application No. 18/471,999.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/net...