Filings by year

C07D 211/58: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976160
1977220
1978190
1979190
1980230
1981130
1982160
198390
1984150
1985170
1986150
198790
1988150
1989170
1990250
1991240
1992210
1993240
1994220
1995280
1996290
1997330
1998330
1999340
2000360
2001334
20025149
20034579
20043699
20053794
20064793
20073969
20084577
20096583
20105577
20114657
20125745
20135043
20144158
20154445
20163858
20175947
20183243
20193739
20202941
20212836
20222638
20232347
20242237
20252239
20261826

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

Recent patents

Most cited

By later US patents