Process for producing cyclosporin derivatives
Patent 4289851 Issued on September 15, 1981. Estimated Expiration Date: 
March 3, 2000. 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 3, 2000. 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 3892732 Antibiotic production Patent #: 4215199 InventorsAssigneeApplicationNo. 06/126215 filed on 03/03/1980US Classes:435/71.1, Using a micro-organism to make a protein or polypeptide435/945, Trichoderma530/321, Containing only normal peptide links in the ring, i.e., homodetic cyclic peptides930/190, Antibiotic930/21, Containing D-amino acid930/270Cyclic peptide or cyclic protein (See note 8)ExaminersPrimary: Tanenholtz, Alvin E.Attorney, Agent or FirmInternational ClassesC07K 7/64 (20060101)C07K 7/00 (20060101) A61K 38/00 (20060101) Foreign Application Priority Data1977-05-10 CHAbstractThe present invention relates to cyclosporin derivatives, especially compounds of formula I ##STR1## wherein A is ##STR2## useful as anti-arthritic agents. |
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