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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.:

US 12409431 B1

PDFFull Text
Date of Patent:
Sep. 09, 2025

Filed:

Dec. 17, 2019

Guar gum microcapsules

Applicant:

International Flavors & Fragrances Inc., New York, NY (US);

Inventors:

Takashi Sasaki, Union Beach, NJ (US);

Lewis Michael Popplewell, Union Beach, NJ (US);

Ronald Gabbard, Union Beach, NJ (US);

Ryan Chin, Union Beach, NJ (US);

Yabin Lei, Union Beach, NJ (US);

Julie Ann Wieland, Union Beach, NJ (US);

Assignee:

International Flavors & Fragrances Inc., New York, NY (US);

Attorney:
Primary Examiner:

Doan T Phan

Int. Cl.
CPC ...
B01J 13/16 (2006.01); A61K 8/11 (2006.01); A61K 8/34 (2006.01); A61K 8/37 (2006.01); A61K 8/44 (2006.01); A61K 8/73 (2006.01); A61K 8/92 (2006.01); A61K 9/50 (2006.01); A61Q 5/02 (2006.01); A61Q 5/12 (2006.01); A61Q 13/00 (2006.01); A61Q 15/00 (2006.01); A61Q 19/00 (2006.01); A61Q 19/10 (2006.01); B01J 13/20 (2006.01); C08G 18/64 (2006.01); C08G 18/70 (2006.01); C08K 5/07 (2006.01); C11D 3/00 (2006.01); C11D 3/50 (2006.01);
U.S. Cl.
CPC ...
B01J 13/16 (2013.01); A61K 8/345 (2013.01); A61K 8/375 (2013.01); A61K 8/44 (2013.01); A61K 8/73 (2013.01); A61K 8/731 (2013.01); A61K 8/736 (2013.01); A61K 8/922 (2013.01); A61K 9/5047 (2013.01); A61K 9/5089 (2013.01); A61Q 5/02 (2013.01); A61Q 5/12 (2013.01); A61Q 15/00 (2013.01); A61Q 19/007 (2013.01); A61Q 19/10 (2013.01); B01J 13/206 (2013.01); C08G 18/6484 (2013.01); C08G 18/705 (2013.01); C08K 5/07 (2013.01); C11D 3/001 (2013.01); C11D 3/0015 (2013.01); A61K 8/11 (2013.01); A61Q 13/00 (2013.01); C11D 3/505 (2013.01); C11D 2111/12 (2024.01);
Abstract

Disclosed are microcapsule compositions having a microcapsule that contains a microcapsule core and a microcapsule shell encapsulating the microcapsule core. The microcapsule has a particle size of 1 micron to 100 microns in diameter. The microcapsule core contains an active material. The microcapsule shell is formed of at least three moieties, in which a first moiety is derived from a polygalactomannan, a second moiety is derived from a polyisocyanate, and a third moiety is derived from a multi-functional aldehyde or a tannic acid.

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