Pharmaceutical composition for the treatment of periodontal disease
Patent 4906670 Issued on March 6, 1990. Estimated Expiration Date: 
March 1, 2009. 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.
March 1, 2009. 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 3839590 Non-irritating dentifrice Mucous membrane-adhering film preparation and process for its preparation Dental caries-preventive composition containing antibody Collagen membranes for medical use Intra-pocket drug delivery devices for treatment of periodontal diseases Patent #: 4764377 InventorsAssigneeApplicationNo. 317077 filed on 03/01/1989US Classes:514/773, Peptide containing514/781, Cellulose or derivative514/900, Periodontitis514/902, Gingival514/969OINTMENT OR SALVE BASEExaminersPrimary: Rose, Shep K.Attorney, Agent or FirmInternational ClassA61K 009/06Foreign Application Priority Data1986-03-25 JPAbstractA pharmaceutical composition useful for treatment of periodontal diseases which comprises one or more active ingredients effective for the treatment of periodontal diseases, characterized in that said active ingredient or ingredients are dispersed in collagen. | |
