Patent · US Active

Active ingredient capsules

US10299996B2 · kind B2 · utility

0Cited by

5References

12Claims

0Family size

Assignee

SYMRISE AG · DE

Inventors

Jenny Weissbrodt · Holzminden, DE
Frank Aickele · Holzminden, DE
Ralf Bertram · Holzminden, DE

Key dates

Filing date	Oct 18, 2014
Grant date	May 28, 2019
Priority date	—
Expiry date	Oct 24, 2034

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/56
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Active ingredient capsules are proposed which are obtainable by, with the input of mechanical and thermal energy, (a) dissolving and/or dispersing proteins, polysaccharides and cellulose derivatives in water, (b) adding the active ingredients to be encapsulated, (c) hardening the resulting coacervates with the addition of tannins and optionally (d) then subjecting them to a spray drying.

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