Filings by year

C07C 2/08: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976280
1977200
1978290
1979120
1980240
1981250
1982200
1983430
1984420
1985350
1986230
1987310
1988400
1989520
1990490
1991600
1992470
1993380
1994220
1995270
1996230
1997230
1998390
1999260
2000340
2001159
20023127
20033138
20042538
20052246
20062431
20073543
20082553
20092648
20103451
20113256
20123452
20133648
20144248
20154490
20166966
20177068
20186387
20199674
20207162
20215365
20227074
20234553
20245057
20253152
20262424

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