The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 1992
Filed:
Aug. 17, 1990
Peter N Bisgaard, Lyngby, DK;
Simon Ooms, Velp, NL;
GN Danavox A/S, Copenhagen, DK;
Abstract
A protection element for the sound conduction channel (6) on an all-in-the-ear hearing aid (1) with a hearing aid housing (2) arranged to suit the user's auditory canal comprises an exchangeable filter element (3) which is snapped firmly on a sound conduction tube (5) which is disposed and secured in the hearing aid's sound conduction channel (6). The filter element (3) has a number of sound conduction openings (12). The invention also relates to a tool and a dispenser for use in the exchanging of the filter element (3).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile