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. 20, 2014
Filed:
Oct. 20, 2006
Surinderjit Kumar Jassell, Windsor Berkshire, GB;
Kumaraguru Muthuswamy, Basingstoke Hampshire, GB;
Surinderjit Kumar Jassell, Windsor Berkshire, GB;
Kumaraguru Muthuswamy, Basingstoke Hampshire, GB;
Intersurgical AG, Vaduz, LI;
Abstract
A ventilation tube () is disclosed. The ventilation tube () comprises an inner wall () that defines a fluid passageway for 5 ventilation gases, an outer wall () that surrounds the inner wall () and has a greater thickness than the inner wall (), a helical separator member () interposed between the inner and outer walls () so as to define an insulation chamber between the inner and outer walls (), and a heating element () disposed within the insulation chamber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile