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标题标题2专利权人发明人附图摘要摘要2优先权号IPC专利类型
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公开号 公开日 申请号 申请日
1. CN103251633A 2013/8/21 CN20131219973 2013/6/4
专利标题:Application of phenazopyridine in preparing anti-angiogenesis medicine 法律状态
专利权人LI CHUNQI;


2. CN102311383B 2013/8/21
专利标题:The crystalline compounds of phenazopyridine hydrochloride and pharmaceutical composition tablet thereof 法律状态


3. WO2013031620A1 2013/3/7 WO2012JP71264 2012/8/23
专利标题:Osteogenesis promoter and use thereof 法律状态
The purpose of the present invention is to provide an osteogenesis promoter that can be administered locally and systemically and that is suitable for clinical application. Provided is an osteogenesis promoter that contains as an active ingredient at least one compound selected from the group consisting of phenazopyridine hydrochloride riluzole hydrochloride tranilast rabeprazole indoprofen nabumetone luteolin leflunomide lansoprazole methiazole thiabendazole albendazole tiaprofenic acid balsala...


4. US2013040917A1 2013/2/14 US201213618019 2012/9/14
专利标题:Phenazopyridine Compounds 法律状态
The present invention is directed to substituted phenazopyridines represented by Formula I. The present invention also relates to the discovery that compounds of Formula I have increased bioavailability as compared to unconjugated phenazopyridine.


5. US20130040917A1 2013/2/14
专利标题:Phenazopyridine compounds 法律状态
The present invention is directed to substituted phenazopyridines represented by Formula I. The present invention also relates to the discovery that compounds of Formula I have increased bioavailability as compared to unconjugated phenazopyridine.


6. US8288365B2 2012/10/16
专利标题:Phenazopyridine compounds 法律状态
The present invention is directed to substituted phenazopyridines represented by Formula I. The present invention also relates to the discovery that compounds of Formula I have increased bioavailability as compared to unconjugated phenazopyridine.


7. EP2367426A4 2012/5/2
专利标题:Phenazopyridine compounds 法律状态


8. CN102311383A 2012/1/11 CN20111307637 2011/10/12
专利标题:Phenazopyridine hydrochloride crystal compound and pharmaceutical composition tablet thereof 法律状态


9. US2011319367A1 2011/12/29 US201113014281 2011/1/26
专利标题:Phenazopyridine Compounds 法律状态
The present invention is directed to substituted phenazopyridines represented by Formula I. The present invention also relates to the discovery that compounds of Formula I have increased bioavailability as compared to unconjugated phenazopyridine.


10. US20110319367A1 2011/12/29
专利标题:Phenazopyridine compounds 法律状态
The present invention is directed to substituted phenazopyridines represented by Formula I. The present invention also relates to the discovery that compounds of Formula I have increased bioavailability as compared to unconjugated phenazopyridine.



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