Filings by year

C07D 213/70: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976150
1977240
1978140
1979130
1980230
1981270
1982140
1983120
1984160
1985270
1986170
1987250
1988210
1989270
1990270
1991280
1992230
1993280
1994220
1995210
1996270
1997330
1998280
1999400
2000240
2001396
20023331
20033042
20042363
20052452
20062449
20072334
20082748
20092938
20103859
20113951
20123233
20133331
20142942
20153539
20163227
20172852
20182632
20193236
20203032
20213136
20222231
20231945
20242430
20252025
20261015

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents