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.

Date of Patent:
Jun. 17, 2025

Filed:

Jan. 25, 2021
Applicant:

F'real! Foods, Llc, Emeryville, CA (US);

Inventors:

Steven T. Connell, Oakland, CA (US);

John Diemer, Lafayette, CA (US);

Kathleen A. Scheible, San Francisco, CA (US);

Kurt J. Ahmann, San Francisco, CA (US);

Patrick M. Goebel, San Francisco, CA (US);

Shek Fai Lau, Foster City, CA (US);

Curtis Tom, San Mateo, CA (US);

Assignee:

F'real! Foods, LLC, Emeryville, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J 43/044 (2006.01); A47J 31/42 (2006.01); A47J 43/07 (2006.01); B01F 27/805 (2022.01); B01F 27/806 (2022.01); B01F 33/83 (2022.01); B01F 35/10 (2022.01); B01F 35/11 (2022.01); B01F 35/60 (2022.01); A61L 2/07 (2006.01); B01F 33/80 (2022.01); B01F 101/13 (2022.01);
U.S. Cl.
CPC ...
A47J 43/044 (2013.01); A47J 31/42 (2013.01); A47J 43/0755 (2013.01); B01F 27/805 (2022.01); B01F 27/806 (2022.01); B01F 33/83 (2022.01); B01F 35/11 (2022.01); B01F 35/1452 (2022.01); B01F 35/6052 (2022.01); A47J 2043/04454 (2013.01); A61L 2/07 (2013.01); A61L 2202/11 (2013.01); B01F 33/83611 (2022.01); B01F 2101/13 (2022.01);
Abstract

A method of operating a blender having a rotatable cutting blade in a food preparation chamber includes providing a sensing light assembly, generating at least one sensing light beam below the food preparation chamber, inserting a cup containing food to be blended into the food preparation chamber, generating an error signal if a foreign object crosses the sensing light beam, and preventing or stopping rotation of the cutting blade in response to the error signal.


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