ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,805, issued on Aug. 26, was assigned to BLANCPAIN SA (Le Brassus, Switzerland).
"Depth gauge seal" was invented by Arnaud Thuet (Les Rousses, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A seal for a depth gauge having an axis of revolution, the seal including a radially inner flank and a radially outer flank, wherein the radially inner flank has a height (h1) greater than a height (h2) of the radially outer flank. Also, a depth gauge with the seal."
The patent was filed on April 27, 2022, under Application No. 17/730,757.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parse...