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:
Mar. 14, 2006
Filed:
Apr. 10, 2001
Won Bang, Santa Clara, CA (US);
Yen Kun Wang, Fremont, CA (US);
Yeh Jen Kao, San Jose, CA (US);
Applied Materials Inc., Santa Clara, CA (US);
Abstract
Apparatus and method for delivering processing gas are provided. The apparatus for delivering processing gas from a vaporizer to a processing system comprises: a valve connected between the vaporizer and the processing system, the valve having a valve input connected to a vaporizer output and a first valve output connected to a processing system input and a second valve output connected to a bypass line; and a controller for switching the valve between the first valve output and the second valve output. The apparatus may further comprise: a second valve connected between a carrier gas source, a divert gas source and the vaporizer, the second valve having a first valve input connected to the carrier gas source, a second valve input connected to the divert gas source, and a valve output connected to a vaporizer input.