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.

Date of Patent:
Mar. 10, 2015

Filed:

May. 20, 2011
Applicants:

Charles Michael Darcangelo, Corning, NY (US);

Steven Edward Demartino, Painted Post, NY (US);

Joseph Fabian Ellison, Penfield, NY (US);

Richard a Nasca, Rochester, NY (US);

Aric Bruce Shorey, Painted Post, NY (US);

David Alan Tammaro, Painted Post, NY (US);

John Christopher Thomas, Elmira, NY (US);

Inventors:

Charles Michael Darcangelo, Corning, NY (US);

Steven Edward DeMartino, Painted Post, NY (US);

Joseph Fabian Ellison, Penfield, NY (US);

Richard A Nasca, Rochester, NY (US);

Aric Bruce Shorey, Painted Post, NY (US);

David Alan Tammaro, Painted Post, NY (US);

John Christopher Thomas, Elmira, NY (US);

Assignee:

Corning Incorporated, Corning, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 1/00 (2006.01); B24B 9/06 (2006.01);
U.S. Cl.
CPC ...
B24B 1/005 (2013.01); B24B 9/065 (2013.01);
Abstract

A method of preparing an edge-strengthened article comprises polishing of an edge of an article having a first edge strength using magnetorheological finishing, wherein after the polishing the article has a second edge strength and the second edge strength is greater than the first edge strength.


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