11-Aza-10-deoxo-10-dihydroerythromycin A and derivatives thereof as well as a process for their preparation
Patent 4328334 Issued on May 4, 1982. Estimated Expiration Date: 
March 28, 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 28, 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 3478014 3574185 3652537 InventorsApplicationNo. 06/134816 filed on 03/28/1980US Classes:536/7.4Additional nitrogen containingExaminersPrimary: Brown, Johnnie R.Attorney, Agent or FirmInternational ClassC07H 17/00 (20060101)Foreign Application Priority Data1979-04-02 YUAbstract11-aza-10-deoxo-10-dihydroerythromycin A and derivatives thereof, and process for preparation thereof. |
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