Patent · US Active

Porous dissolvable solid structure

US11525104B2 · kind B2 · utility

3Cited by
229References
16Claims
0Family size

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Inventors

Key dates

Filing dateNov 20, 2020
Grant dateDec 13, 2022
Priority date—
Expiry dateMar 13, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/90
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A porous dissolvable solid can include an isethionate surfactant; a non-sulfate anionic surfactant; and an amphoteric surfactant, a zwitterionic surfactant, or a combination thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.