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:
Dec. 23, 2003
Filed:
Jun. 26, 2002
Applicant:
Inventors:
Ralph H. Hagg, Corning, NY (US);
Jeffrey G. Payne, Painted Post, NY (US);
Leon R. Zoeller, III, Corning, NY (US);
Assignee:
Corning Incorporated, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 3/04 ; G01M 3/24 ; G01N 1/508 ; B01D 4/600 ;
U.S. Cl.
CPC ...
G01M 3/04 ; G01M 3/24 ; G01N 1/508 ; B01D 4/600 ;
Abstract
A method for inspecting the integrity of diesel exhaust filter by introducing air under pressure through one end of the structure and detecting the presence of air flow at an opposing end surface. The diesel exhaust filter is tested green.