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.:

US 8721988 B1

PDF
Full Text
Expired
Date of Patent:
May. 13, 2014

Filed:

Sep. 14, 2012
Applicant:

Charles P. Venditti, Kensington, MD (US);

Inventor:

Charles P. Venditti, Kensington, MD (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides a device including a chamber wherein the chamber including a rigid enclosure; a rigid lid for the enclosure; a gasket between the lid and the enclosure to allow for an airtight seal between the enclosure and the gasket upon closure of a latch connecting the enclosure and the lid; a port for airtight attachment of a syringe, and a port for airtight insertion of a gas sensor. The device can further include a gas sensor and one or more syringes for attachment to the device by a three-way stopcocks. The device is appropriately sized for use with the subject of interest. The invention also provides methods for use of the device.


Find Patent Forward Citations

Venditti, Charles. (2014). Method for direct measurement of isotopes of expired gases (U.S. Patent No. 8721988). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8721988

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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