US 12,083,110 B2
Nicotine lozenge
Feng Gao, Midlothian, VA (US); Diane L. Gee, Chesterfield, VA (US); Phillip M. Hulan, Midlothian, VA (US); Shuzhong Zhuang, Glen Allen, VA (US); and William J. Burke, Nashville, TN (US)
Assigned to Altria Client Services LLC, Richmond, VA (US)
Filed by Altria Client Services LLC, Richmond, VA (US)
Filed on Jun. 29, 2023, as Appl. No. 18/344,198.
Application 18/344,198 is a continuation of application No. 17/411,270, filed on Aug. 25, 2021, granted, now 11,723,904.
Application 17/411,270 is a continuation of application No. 16/897,966, filed on Jun. 10, 2020, granted, now 11,116,758, issued on Sep. 14, 2021.
Application 16/897,966 is a continuation of application No. 15/954,150, filed on Apr. 16, 2018, granted, now 10,702,516, issued on Jul. 7, 2020.
Application 15/954,150 is a continuation of application No. 15/142,048, filed on Apr. 29, 2016, granted, now 9,943,511, issued on Apr. 17, 2018.
Application 15/142,048 is a continuation of application No. 14/506,093, filed on Oct. 3, 2014, granted, now 9,351,936, issued on May 31, 2016.
Claims priority of provisional application 61/886,386, filed on Oct. 3, 2013.
Prior Publication US 2023/0346767 A1, Nov. 2, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 31/465 (2006.01); A61K 9/00 (2006.01); A61K 9/20 (2006.01); A61K 45/06 (2006.01); B29C 48/00 (2019.01); B29C 48/285 (2019.01)
CPC A61K 31/465 (2013.01) [A61K 9/0056 (2013.01); A61K 9/2059 (2013.01); A61K 9/2095 (2013.01); A61K 45/06 (2013.01); B29C 48/0022 (2019.02); B29C 48/297 (2019.02); B29C 2793/0009 (2013.01); B29C 2793/009 (2013.01)] 20 Claims
 
1. A method of forming a plurality of nicotine lozenges comprising:
forming a molten mixture of ingredients in a multi-stage extruder while maintaining a mixture temperature of less than 150° C., the ingredients including soluble fibers, nicotine, and water; and
portioning the molten mixture into the plurality of nicotine lozenges.