Dipeptide sweetener-metal complexes
Patent 4448716 Issued on May 15, 1984. Estimated Expiration Date: 
March 4, 2002. 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 4, 2002. 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 ReferencesSweetening with hydrohalide salts of dipeptide sweeteners Patent #: 4029701 InventorAssigneeApplicationNo. 06/354574 filed on 03/04/1982US Classes:560/169, Additional nitrogen in acid moiety260/1, MISCELLANEOUS ORGANIC CARBON COMPOUNDS426/271, INVOLVING ION EXCHANGE, SEQUESTERING OR CHELATING MATERIAL426/548, Noncarbohydrate sweetener or composition containing same530/801, PEPTIDE SWEETNERS556/134, Nitrogen containing (e.g., zinc ethionates, etc.)556/148, Nitrogen containing (e.g., ferric chelates of ethylenediaminetetracetic acid, etc.)556/176, Nitrogen bonded directly to the aluminum560/125, Alicyclic acid moiety containing N, S, P, B or halogen560/13, Plural nitrogens in acid moiety560/39, Oxy in acid moiety560/40, Phenylalanines560/41Amide in acid moietyExaminersPrimary: Phillips, Delbert R.Assistant: Moezie, F. T. Attorney, Agent or FirmInternational ClassesA23L 1/236 (20060101)C07K 5/00 (20060101) C07K 5/075 (20060101) AbstractThe invention relates to metal complexes of dipeptide sweeteners, such as L-aspartyl-L-phenylalanine methyl ester, with improved dissolution rate, solubility and stability.Other References
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