Food and feedstuff
April 25, 2011. 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 ReferencesTherapeutic compositions comprising alpha-hydroxy analogs of essential amino acids and their administration to humans for promotion of protein synthesis and suppression of urea formation Promotion of protein synthesis and suppression of urea formation in the body by keto analogs of essential amino acids Treatment of hepatic disorders with therapeutic compositions comprising keto analogs of essential amino acids Hydantoins as animal food supplements Hydantoins as animal food supplements Patent #: 4871552 InventorApplicationNo. 678972 filed on 04/25/1991US Classes:426/2, TREATMENT OF LIVE ANIMAL426/69, CONTAINING NON-PROTEINACEOUS NITROGEN SOURCE CONVERTIBLE TO AVAILABLE NITROGEN OR PROCESS OF PREPARATION426/656, Protein, amino acid, or yeast containing426/807, POULTRY OR RUMINANT FEED514/557Carboxylic acid, percarboxylic acid, or salt thereof (e.g., peracetic acid, etc.)ExaminersPrimary: Penland, R. B.Attorney, Agent or FirmInternational ClassA23K 001/00Foreign Application Priority Data1988-12-02 SEAbstractThe present invention relates to a process for reducing the excretion of nitrogen from humans and animals while maintaining formation of proteins, as well as a food and feedstuff for humans and animals comprising keto acids, whereby ingoing protein is replaced by alpha ketoglutaric acid; a combination of alpha keto glutaric acid and pyruvic acid; oxaloacetate or oxaloacetate in combination with alpha keto glutaric acid or pyruvate or another keto acid according to the formula R--CO--COOX, wherein R denotes a part of a non-essential amino acid and X denotes hydrogen, alkali metal, alkaline earth metal or organic base or non-toxic precursors or intermediates of these, whereby the keto acid (-s) is (are) present in an amount of 1 to 20% by weight, preferably 1-10% by weight of the protein dry matter present.Other References
Field of SearchCONTAINING NON-PROTEINACEOUS NITROGEN SOURCE CONVERTIBLE TO AVAILABLE NITROGEN OR PROCESS OF PREPARATIONTREATMENT OF LIVE ANIMAL Protein, amino acid, or yeast containing POULTRY OR RUMINANT FEED C=X bonded directly or indirectly by an acyclic carbon or carbon chain to ring carbon of the five-membered hetero ring (e.g., tryptophan, etc.) (X is chalcogen) At imidazole ring carbon Carboxylic acid, percarboxylic acid, or salt thereof (e.g., peracetic acid, etc.) | |
