US 12,241,877 B2
Analytical method
William Derek Bush, Belleair, FL (US); Ryan Scott Cormier, Palm Harbor, FL (US); and Karunakar Sukuru, St. Petersburg, FL (US)
Assigned to R.P. Scherer Technologies, LLC, Carson City, NV (US)
Appl. No. 17/594,195
Filed by R.P. Scherer Technologies, LLC, Carson City, NV (US)
PCT Filed Apr. 7, 2020, PCT No. PCT/US2020/026990
§ 371(c)(1), (2) Date Oct. 6, 2021,
PCT Pub. No. WO2020/210185, PCT Pub. Date Oct. 15, 2020.
Claims priority of provisional application 62/831,104, filed on Apr. 8, 2019.
Prior Publication US 2022/0178886 A1, Jun. 9, 2022
Int. Cl. G01N 30/14 (2006.01); A61K 9/48 (2006.01); G01N 30/02 (2006.01)
CPC G01N 30/14 (2013.01) [A61K 9/48 (2013.01); G01N 2030/027 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method of determining a total amount of a coating polymer in a dosage form, the method comprising:
preparing a sample by separating the coating polymer from one or more other constituents of the dosage form, wherein the coating polymer comprises polydispersed polymers, and
analyzing the sample,
wherein the one or more other constituents of the dosage form have a molecular weight that overlaps with a molecular weight range of the coating polymer.