Filings by year

C07C 59/64: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976340
1977340
1978340
1979300
1980290
1981370
1982320
1983320
1984180
1985310
1986270
1987170
1988260
1989240
1990380
1991210
1992310
1993280
1994160
1995140
1996190
1997120
1998190
1999170
2000150
2001145
20021917
20032531
20041532
20051730
20061619
20071935
20081950
20092228
20101925
20113131
20122615
20132516
20141224
20151714
20162020
20171123
20181114
20191421
20201113
20211010
2022109
2023417
202449
2025710
202646

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