Patent · US Expired

Gelling ophthalmic compositions containing xanthan gum

US6174524A · kind A · utility

33Cited by

28References

13Claims

0Family size

Assignee

Alcon Laboratories, Inc. · US

Inventors

Rajan Bawa · Fort Collins, US
Rex E. Hall · Fort Worth, US
Bhagwati P. Kabra · Arlington, US
James E. Teague · Arlington, US

Key dates

Filing date	Mar 26, 1999
Grant date	Jan 16, 2001
Priority date	—
Expiry date	Mar 26, 2019

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K31/5377
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Ophthalmic drug delivery vehicles which are administrable as a liquid and which gel upon contact with the eyes are disclosed. The vehicles contain xanthan gum.

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