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. 06, 1990
Filed:
Sep. 05, 1989
Applicant:
Inventor:
Alan M King, Westmount, Quebec, CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J / ; A47J / ;
U.S. Cl.
CPC ...
99280 ; 99287 ;
Abstract
An improved beverage machine such as a coffee maker in which air is injected from a suitable air supply so as to agitate the coffee and water mixture as the coffee is brewed so as to increase the amount of coffee that is extracted. Various embodiments are disclosed wherein the air is injected at different times in the brewing cycle for different brewing structures.