Filings by year

C07D 213/74: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976230
1977300
1978180
1979210
1980210
1981200
1982190
1983110
1984240
1985250
1986250
1987280
1988220
1989210
1990320
1991350
1992370
1993300
1994280
1995370
1996260
1997320
1998280
1999450
2000380
20014913
20026575
200355104
200455131
200557109
200677110
20076689
20085893
200958105
201071114
201169103
20125097
20138091
201497130
2015106115
20167998
2017107109
20187280
20196869
20206572
20214971
20223967
20233473
20242978
20254648
20262839

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents