Biodegradable ocular implants
US4853224A · kind A · utility
358Cited by
4References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 22, 1987 |
| Grant date | Aug 1, 1989 |
| Priority date | — |
| Expiry date | Dec 22, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/1647
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Microencapsulated drugs are employed for introduction into the chambers of the eye for therapeutic purposes. The administration of drugs is controlled and maintained for long periods of time, while ensuring the substantial absence of significant levels outside the site of administration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.