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:
Oct. 03, 2023
Filed:
Jan. 10, 2023
Applicant:
Applied Materials, Inc., Santa Clara, CA (US);
Inventors:
David Marquardt, Scottsdale, AZ (US);
Carl White, Gilbert, AZ (US);
Mohith Verghese, Phoenix, AZ (US);
Assignee:
APPLIED MATERIALS, INC., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/40 (2006.01); C23C 16/448 (2006.01); C23C 16/44 (2006.01);
U.S. Cl.
CPC ...
C23C 16/4481 (2013.01); C23C 16/4402 (2013.01);
Abstract
Bottom-fed ampoules for a semiconductor manufacturing precursors and methods of use are described. The ampoules comprise an outer cylindrical wall and an inner cylindrical wall defining a flow channel in between and a bottom wall having a top surface with a plurality of concentric elongate walls, each wall comprising an opening offset from the opening in adjacent walls defining a gas exchange zone through which a carrier gas flows in contact with the precursor.