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. 09, 2026

Filed:

Oct. 28, 2020
Applicants:

Wm. Wrigley Jr. Company, Chicago, IL (US);

Rensselaer Polytechnic Institute, Troy, NY (US);

Inventors:

Jingping Liu, Chicago, IL (US);

David R. Phillips, Chicago, IL (US);

Richard Gross, Troy, NY (US);

Assignee:

Wm. Wrigley Jr. Company, Chicago, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A23G 4/08 (2006.01); A23G 4/06 (2006.01); C08G 63/06 (2006.01); C12P 7/625 (2022.01);
U.S. Cl.
CPC ...
A23G 4/08 (2013.01); A23G 4/06 (2013.01); C08G 63/06 (2013.01); C12P 7/625 (2013.01); A23V 2002/00 (2013.01);
Abstract

The present disclosure is directed to medium chain length polyhydroxyalkanoate (mcl-PHA) copolymers, and to chewing gum bases and chewing gums comprising the mcl-PHA copolymers. In some instances, the mcl-PHA copolymers may partially or completely replace conventional petroleum-based gum base polymers, including elastomers, in the chewing gum and gum base. The chewing gums and gum bases of the present disclosure may be free or substantially free of petroleum-based ingredients. Chewing gums comprising the mcl-PHA copolymers of the present disclosure may also have enhanced degradability as compared to conventional chewing gums.


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Liu, Jingping. (2026). Medium-chain-length polyhydroxyalkanoates and their use in chewing gum bases (U.S. Patent No. 12648579). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12648579

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