Unity Wireless Systems Corporation

Also on record

Records under this name other than patents Unity Wireless Systems Corporation holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 4 of 4 · Back to Unity Wireless Systems Corporation

Patent	Title	Status	Expires	Confidence
US 6,133,849	Control signal coding and detection in the audible and inaudible ranges Formerly held Lapsed on the fee record Ended Oct 17, 2012 · From the USPTO record	Lapsed on the fee record	Ended Oct 17, 2012	From the USPTO record
US 4,864,297	Siren detector Formerly held Term ended Term ended no later than Sep 5, 2009 · Low confidence	Term ended	Term ended no later than Sep 5, 2009	Low confidence
US 5,710,555	Siren detector Formerly held Term ended Term ended no later than Jan 20, 2018 · Low confidence	Term ended	Term ended no later than Jan 20, 2018	Low confidence
US 5,910,929	Audio railway crossing detector Formerly held Term ended Term ended no later than Jun 8, 2019 · Low confidence	Term ended	Term ended no later than Jun 8, 2019	Low confidence