C07D 487/02

In which the condensed system contains two hetero rings

Official title: in which the condensed system contains two hetero rings

C07D487/02 (In which the condensed system contains two hetero rings) appears on 17,707 US grants and 21,438 published applications in this corpus.

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21,438
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4,574
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41,020
Latest grant
6 Oct 2026

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C07D 487/02: granted patents and published applications per publication year
YearGranted patentsPublished applications
19761080
1977770
19781270
1979840
19801010
19811060
1982960
1983800
19841160
19851160
19861190
1987910
19881200
19891420
19901480
19911660
19921530
19931520
19941250
19951580
19961710
19972370
19982220
19991930
20002030
200123436
2002243269
2003239401
2004190557
2005254531
2006310557
2007323597
2008341581
2009380721
2010404799
2011442795
2012542750
2013705842
2014734949
2015829975
2016758996
20178971003
20187971047
20198771079
20207971146
20218041043
20226411068
20236321445
20246841268
20256921139
2026547844

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