Aromatic amidines as antiviral agents in animals
Patent 4097525 Issued on June 27, 1978. Estimated Expiration Date: 
June 27, 1995. 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.
June 27, 1995. 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 3906044 Process for preparing new amidine compounds Patent #: 3932492 InventorsApplicationNo. 05/841832 filed on 10/13/1977US Classes:564/226, Amidino hydrazines or hydrazones (i.e., HNH-N=CH-HNH or HN=CH-NH-HNH, wherein substitution may be made for hydrogen only)562/67Additional nitrogen attached indirectly to the sulfonate group by nonionic bondingExaminersPrimary: Schwartz, Pamela R.Attorney, Agent or FirmInternational ClassesC07D 239/00 (20060101)C07D 213/00 (20060101) C07D 239/42 (20060101) C07D 213/75 (20060101) C07D 277/46 (20060101) C07D 277/44 (20060101) C07D 277/00 (20060101) AbstractNovel [N,N-di(higher alkyl)aminomethyl]benzamidine and substituted compounds such as [N,N-di(higher alkyl)aminomethyl]-N-(2-propyl)-benzamidine and [N,N-di(higher alkyl)aminomethyl]-N-(p-hydroxyphenyl)-benzamidine and their non-toxic acid addition salts are useful for combating viral infections in vertebrate animals.Other References
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