Pharmaceutical product in the form of a pellet with continuous, delayed medicament substance emission
Patent 4800084 Issued on January 24, 1989. Estimated Expiration Date: 
August 13, 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.
August 13, 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 2853420 2928770 2963402 2996431 3247066 3344029 3538214 3835221 Process for coating tablets with aqueous resin dispersions New oral form of medicament and a method for producing it InventorApplicationNo. 07/086178 filed on 08/13/1987US Classes:424/458, Containing discrete coated particles pellets, granules, or beads424/461, Containing polysaccharide (e.g., cellulose sugars, etc.)424/462, Containing solid synthetic polymers424/471, Plural concentric cores424/474, Coated pills or tablets424/495, Ethyl cellulose424/497Containing solid synthetic polymersExaminersPrimary: Rose, Shep K.Attorney, Agent or FirmInternational ClassA61K 9/50 (20060101)Foreign Application Priority Data1984-02-01 DEAbstractThe discovery presented herewith concerns a pharmaceutical product in the form of a pellet with improved continous, delayed medicament substance emission through a coating, which is made of a material that does not dilute in gastric and intestinal juices and which is impermeable for gastric and intestinal juices and which tightly seals the core made of material that is dilutable in gastric and intestinal juices. | |
