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Class Information
Number: 381/322
Name: Electrical audio signal processing systems and devices > Hearing aids, electrical > Specified casing or housing
Description: Subject matter including a specific container for the hearing aid components.










Sub-classes under this class:

Class Number Class Name Patents
381/325 Cerumen protection 96
381/324 Component mounting 341
381/328 Ear insert 729
381/330 Hook over ear 293
381/331 Inductive pickup 92
381/326 Non-air-conducted sound delivery 235
381/323 Power supply or programming interface terminals 278
381/327 Spectacle 58


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8712084 Motor assembly Apr. 29, 2014
8712078 Headset systems and methods Apr. 29, 2014
8705785 Hearing aid adapted for embedded electronics Apr. 22, 2014
8693720 Wireless earplug with improved sensitivity and form factor Apr. 8, 2014
8693718 Receiver tube, receiver and hearing aid instrument with a receiver tube Apr. 8, 2014
8693719 Adjustment and cleaning tool for a hearing assistance device Apr. 8, 2014
8687833 Method of providing input parameters or information for the fitting process of hearing instruments or ear pieces for a hearing device Apr. 1, 2014
8682015 RF shielding for acoustic devices Mar. 25, 2014
8682019 Unidirectional microphone Mar. 25, 2014
8675902 Hearing aid with antenna for reception and transmission of electromagnetic signals Mar. 18, 2014
8666101 Precision micro-hole for extended life batteries Mar. 4, 2014
8660283 Hearing aid having a behind the ear component Feb. 25, 2014
8660285 Accessory adapter for cochlear implant system providing simultaneous T-mic and external audio input Feb. 25, 2014
8660658 Speech processor cases Feb. 25, 2014
8649539 Method for processing the signals from two or more microphones in a listening device and listening device with plural microphones Feb. 11, 2014
8649542 Hearing aid with amorphous loudspeaker shielding Feb. 11, 2014
8644541 Method of installing a signal processing component in a housing of a hearing apparatus and hearing apparatus Feb. 4, 2014
8644543 Hearing aid device having a sealing device Feb. 4, 2014
8644888 Wireless headset switching system Feb. 4, 2014
8638964 Method for manufacturing a hearing aid having a custom fitted resilient component Jan. 28, 2014
8638963 Ear defender with concha simulator Jan. 28, 2014
8634578 Multiband dynamics compressor with spectral balance compensation Jan. 21, 2014
8625827 One-size-fits-most hearing aid Jan. 7, 2014
8625829 Partially implantable hearing aid Jan. 7, 2014
8625830 Modular hearing device Jan. 7, 2014
8611574 Bendable hearing device Dec. 17, 2013
8611573 Hearing aid with audio shoe Dec. 17, 2013
8605927 Hearing aid positioning system and structure Dec. 10, 2013
8605928 Hook for a hearing aid Dec. 10, 2013
8600090 Hearing aid and in-the-ear-device Dec. 3, 2013
8600089 Light activated hearing device Dec. 3, 2013
8588446 Shielding of behind-the-ear hearing aids Nov. 19, 2013
8588448 Communication eyewear assembly Nov. 19, 2013
8577067 Open ear canal hearing aid Nov. 5, 2013
8565457 Antennas for standard fit hearing assistance devices Oct. 22, 2013
8565466 Auditory canal earphone Oct. 22, 2013
8548189 Positioning structure for speaker of portable electronic device Oct. 1, 2013
8548183 Hearing device with individually aligned electronic component and production method Oct. 1, 2013
8548182 Auxiliary member for hearing aid Oct. 1, 2013
8548181 Inflatable ear mold connection system Oct. 1, 2013
8548534 Wireless headset switching system Oct. 1, 2013
8538051 Mobile wireless communications device with slidable configuration providing hearing aid compatibility features and related methods Sep. 17, 2013
8532320 Method and system for fitting a hearing aid Sep. 10, 2013
8526652 Receiver assembly for an inflatable ear device Sep. 3, 2013
8526651 Receiver module for inflating a membrane in an ear device Sep. 3, 2013
8522916 Occlusion effect mitigation and sound isolation device for orifice inserted systems Sep. 3, 2013
8520874 Hearing aid with an operational based switch Aug. 27, 2013
8503706 Hearing device with user control Aug. 6, 2013
8503707 Sealing retainer for extended wear hearing devices Aug. 6, 2013
8498436 Hearing device with a conducting element, in particular a sound tube Jul. 30, 2013

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