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:
Feb. 23, 1993
Filed:
Jan. 09, 1992
Applicant:
Inventor:
Ross Gardner, Jr, Indianapolis, IN (US);
Assignee:
Cabot Safety Corporation, Southbridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
128864 ;
Abstract
A hearing protective earplug which permits alternative push-in and roll-down modes of insertion. The earplug includes a soft, smoothly contoured, resilient, homogeneous viscoelastic polymeric foam main body element having a manipulable stem axially embedded therein and extending outwardly from its base.