Biodegradable ocular implants
Patent 4853224 Issued on August 1, 1989. Estimated Expiration Date: 
December 22, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 22, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3914402 Bioerodible ocular device Ophthalmological bioerodible drug dispensing formulation Ocular system made of bioerodible esters having linear ether Patent #: 4115544 InventorAssigneeApplicationNo. 07/136402 filed on 12/22/1987US Classes:424/427, Ocular424/423Surgical implant or materialExaminersPrimary: Page, Thurman K.Assistant: Horne, Leon R. Attorney, Agent or FirmInternational ClassesA61K 9/127 (20060101)A61K 9/16 (20060101) A61K 9/00 (20060101) AbstractMicroencapsulated 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.Field of SearchOcular | |
