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:
Jun. 12, 2018
Filed:
Mar. 26, 2010
Yi Zeng, Richmond, VA (US);
Shuzhong Zhuang, Richmond, VA (US);
Georgios D. Karles, Richmond, VA (US);
Yi Zeng, Richmond, VA (US);
Shuzhong Zhuang, Richmond, VA (US);
Georgios D. Karles, Richmond, VA (US);
Philip Morris USA Inc., Richmond, VA (US);
Abstract
A method for providing particles of encapsulated flavorants or chemesthetic agents comprises forming an emulsion comprising: (i) a first aqueous solution, comprising one or more polysaccharides; and (ii) a hydrophobic additive; atomizing said emulsion in an atomizer into droplets; introducing said droplets into a second aqueous solution, comprising one or more metal cations, to form particles comprising one or more cross-linked polysaccharides and said additive encapsulated therein; and removing said particles from said second aqueous solution and drying said particles.