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:
Mar. 28, 1995
Filed:
Apr. 29, 1993
Applicant:
Inventor:
Robert J Oliveira, Maplewood, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
181135 ;
Abstract
A readily installed and replaced disposable wax guard that is affixed over the sound outlet port of an 'in the ear' hearing aid and adhered to the adjacent sides of the aid. The portion that overlies the sound outlet port is porous to sound and receptive to cerumen.