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:
Nov. 18, 2025

Filed:

Oct. 18, 2024
Applicant:

Cruz Foam, Inc., Santa Cruz, CA (US);

Inventors:

William Thomas Lewczyk, Santa Cruz, CA (US);

John Selberg, Santa Cruz, CA (US);

Juan Manuel Bravo, Fairlawn, OH (US);

Nicholas Cesario, Pasadena, CA (US);

Maxwell Talbot, Pescadero, CA (US);

Julia Ross, Santa Cruz, CA (US);

Maanas Maheshwari, Saratoga, CA (US);

Dylan Brown, San Diego, CA (US);

Vanessa Shaffer, San Diego, CA (US);

Assignee:

Cruz Foam, Inc., Santa Cruz, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 3/02 (2006.01); C08J 9/00 (2006.01); C08J 9/18 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0061 (2013.01); C08J 9/18 (2013.01); C08L 3/02 (2013.01); C08J 2201/03 (2013.01); C08J 2303/02 (2013.01); C08J 2467/03 (2013.01); C08L 2201/06 (2013.01); C08L 2203/14 (2013.01);
Abstract

A foam precursor, a foam, and methods for making the foam precursor and the foam is described. The foam precursor includes unmodified starch, polybutylene adipate-co-therephthalate (PBAT), and water. A PBAT weight percent representative of the PBAT included in the foam precursor is from 10% to 40%. A starch weight percent representative of the unmodified starch included in the foam precursor is greater than the PBAT weight percent. A water weight percent representative of the water included in the foam precursor is 20% or less. The PBAT weight percent is greater than the water weight percent. A density of the foam precursor is from 400 kg/mto 1500 kg/m.


Find Patent Forward Citations

Lewczyk, William. (2025). Foam precursor and foam with biodegradable copolymer and methods thereof (U.S. Patent No. 12473413). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12473413

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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