Filings by year

C07D 277/44: granted patents and published applications per publication year
YearGranted patentsPublished applications
197680
197790
1978220
1979130
1980160
1981190
1982170
1983170
1984150
1985240
1986170
1987210
1988170
1989150
1990150
1991110
1992110
1993230
1994140
1995110
1996120
1997100
199880
1999140
2000160
2001224
20021722
20031737
20041853
20052252
20061949
20072745
20082553
20093446
20103466
20113932
20124236
20132723
20143329
20152430
20162120
20172727
20181625
20192417
20201117
20211522
20221320
2023922
20241024
2025918
2026810

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