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:
May. 13, 2008
Filed:
Jan. 17, 2003
Applicant:
Duncan Taylor, Indianapolis, IN (US);
Inventor:
Duncan Taylor, Indianapolis, IN (US);
Assignee:
Cabot Safety Intermediate Corporation, Newark, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of forming an earplug is provided including removing a material of the earplug by laser ablation. An earplug is positioned proximate a laser, a portion of the earplug to be ablated is identified, the laser is activated so as to direct an emitted laser light toward the portion to be ablated, and the portion to be ablated is removed by laser ablation. The invention is also directed to an earplug including a feature formed by laser ablation.