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:
Nov. 19, 2013
Filed:
Jul. 07, 2010
Applicant:
Raffaele Correale, Turin, IT;
Inventor:
Raffaele Correale, Turin, IT;
Assignee:
Agilent Technologies, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 59/44 (2006.01); B01D 59/12 (2006.01); H01J 49/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas sampling device has a high-vacuum tight chamber formed within its casing, which communicates with an ambient outside through an inlet hole for the gas flow to be ionized and the ambient downstream the ionization chamber with an outlet hole for the ionized gas. A high-vacuum tight membrane separates the inlet hole from the ambient outside the chamber. The membrane has at least one nanohole formed therethrough with a diameter in the order of nanometers.