Recently Expired Patents
Recently expired US patents from the last 30 days. Expired patents enter the public domain and may be freely used. Updated daily via USPTO data.
Ajuga plant named ‘Toffee Chip’
Joint device for wiper arm of car windshield
Vehicle communication apparatus and system for supporting vehicles passing through narrow road
Fitness equipment with multiple functions
Combine harvester processing system having adjustable members
Device for covering the peak load
Parallel kinematic machine, calibration method of parallel kinematic machine, and calibration program product
Control device of storage/reproduction mechanism
Rotational angle detector for detecting a rotational angle of a rotating body
System and a method for focused re-crawling of Web sites
Apparatus for monitoring surroundings of vehicle and sensor unit
Tambourine with removable jingles
Small internal combustion engine
Friction rock stabilizer with point anchor
Optical connector
Method for automatic anatomy-specific treatment planning protocols based on historical integration of previously accepted plans
Layout structure for sub word line drivers and method thereof
Core and inductor having the core
Process-insensitive self-biasing phase locked loop circuit and self-biasing method thereof
Method for testing the serviceability of transducers
Card retention mechanism
Light guide plate locating construction
Bumper for a motor vehicle
Air bag module with low force cover opening
Method for controlling application of brakes in single drum hoist systems
Joint apparatus of a car windshield wiper arm
Method of controlling write and read of data for tape recording apparatus
Two-piece valve cover
Method and circuit for controlling a PWM power stage
Head position control method, head position control device and disk device
Digital-to-analog converter, analog-to-digital converter, and semiconductor device
Process for reductively aminating ketones and aldehydes with aqueous amines and catalysts suitable therefor
Tool magazine device for vertical machining center
Dry-etching gas for semiconductor process and preparation method thereof
Built-in antenna assembly of wireless communication terminal
Unitary multi-pole connector
Audio jack
Electrical connector
Substrate support system
Ironing board
Integrated float raft
Infrared-sensitive planographic printing plate precursor
Connector and a connector assembly
Damped package for piezoelectric devices
Method for multi-step temperature control of a substrate
High current sealed connection system
System and method for indicating a position of an aircraft to a user
Electric double layer capacitor
Process for the preparations of a mixture of alcohols and ketones
Side thruster performance improvement with power optimization controller