Patent · US Active

Utilization of rhinologically active substances

US8569383B2 · kind B2 · utility

0Cited by

7References

17Claims

0Family size

Assignee

SYMRISE AG · DE

Inventors

Horst Surburg · Holzminden, DE
Arnold Machinek · Holzminden, DE
Hubert Loges · Ankum, DE

Key dates

Filing date	Jul 17, 2008
Grant date	Oct 29, 2013
Priority date	—
Expiry date	Aug 28, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P11/16
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A preparation for creating a clearing feeling in a pharyngeal cavity and nasal cavity comprising a rhinologically active substance of formula (I):In formula (I), variable x and substituents R1, R2 and R3 have the following meanings:

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