Intravenous medication
Patent 5069671 Issued on December 3, 1991. Estimated Expiration Date: 
December 3, 2008. 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 3, 2008. 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 ReferencesInventorAssigneeApplicationNo. 210539 filed on 06/23/1988US Classes:604/251, Drip meter604/85Liquid stream passes through reservoir containing treating materialExaminersPrimary: Rosenbaum, C. FredAssistant: Finkel, Sharon Attorney, Agent or FirmForeign Patent References
International ClassA61M 005/14AbstractA parenteral delivery system and a formulation chamber are disclosed for administering a beneficial agent. The parenteral delivery system comprises a drip chamber and a formulation chamber. The formulation chamber comprises a wall surrounding an internal space and it has an inlet for admitting a liquid into the formulation chamber and an outlet for letting an agent formulation leave the formulation chamber. The chamber houses an agent delivery system for releasing a beneficial agent into a liquid that enters the chamber.Other References
Field of SearchClosure moved, expanded, or flexed by force transmitted by liquidSolid dissolved in liquid Treating material introduced directly into liquid stream path Liquid stream passes through reservoir containing treating material Solid treating material Septum pierced by conduit Gravity feed to body from plural material reservoirs With self-acting sequential flow from reservoirs Means broken, cut, pierced or torn to permit mixing Means for intermixing liquid with solid or different liquid Septum Closure or barrier between compartments moved to permit mixing Closure moved by relative movement between closure and separate protruding member Drip meter Having fluid filter Materials mixed within container Osmotic or diffusion pumped device or system | |
