US 12,324,452 B2
Delivery systems and methods of preparing the same
Lewis Michael Popplewell, Union Beach, NJ (US); Franklin Pringgosusanto, Union Beach, NJ (US); and Lulu Henson, Union Beach, NJ (US)
Assigned to INTERNATIONAL FLAVORS & FRAGRANCES INC., Newyork, NY (US)
Filed by INTERNATIONAL FLAVORS & FRAGRANCES INC., New York, NY (US)
Filed on Mar. 31, 2021, as Appl. No. 17/219,021.
Application 17/219,021 is a division of application No. 15/568,813, granted, now 10,993,466, previously published as PCT/US2016/029197, filed on Apr. 25, 2016.
Claims priority of provisional application 62/152,393, filed on Apr. 24, 2015.
Prior Publication US 2021/0212352 A1, Jul. 15, 2021
Int. Cl. A61K 8/81 (2006.01); A23L 27/00 (2016.01); A23P 20/25 (2016.01); A61K 8/02 (2006.01); A61K 8/25 (2006.01); A61K 8/85 (2006.01); A61K 8/92 (2006.01); A61Q 13/00 (2006.01); A61Q 15/00 (2006.01); B29C 64/112 (2017.01); B29C 64/209 (2017.01); B29C 64/295 (2017.01); B33Y 70/00 (2020.01)
CPC A23L 27/79 (2016.08) [A23L 27/70 (2016.08); A23L 27/72 (2016.08); A23P 20/25 (2016.08); A61K 8/0233 (2013.01); A61K 8/25 (2013.01); A61K 8/8129 (2013.01); A61K 8/85 (2013.01); A61K 8/922 (2013.01); A61Q 13/00 (2013.01); A61Q 15/00 (2013.01); B29C 64/112 (2017.08); B29C 64/209 (2017.08); B29C 64/295 (2017.08); B33Y 70/00 (2014.12); A23L 27/74 (2016.08); A23L 27/75 (2016.08); A23L 27/77 (2016.08); A23P 2020/253 (2016.08); A61K 2800/10 (2013.01)] 3 Claims
 
1. A method of preparing a delivery system, the method comprising:
(a) providing a first film,
(b) depositing an active material to one or more predetermined areas on the first film with a printer head,
(c) covering the active material and the first film with a second film,
(d) bonding the first and second films thereby sealing the active material between the first and second films to obtain the delivery system,
wherein each of the first and second films has a thickness of 10 to 100 micrometers, the active material, as a powder or oil, is a flavor, fragrance, malodor counteracting agent, or combination thereof, and
wherein the printer head deposits between a microgram and milligram of the active material at the one or more predetermined areas on the first film.