Filings by year

C08F 236/04: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976310
1977290
1978290
1979120
198090
1981140
1982120
1983290
1984160
1985140
198670
198740
198850
198960
199090
1991210
1992160
1993240
1994310
1995160
1996200
1997250
1998180
1999180
2000120
2001173
20021711
20032118
20041628
20051219
20061711
20071417
2008315
200929
2010531
20111335
20121335
20133066
20143881
20155379
20167882
20178192
201874147
201994164
2020113137
2021125145
202296128
20238698
202410266
20256870
20262935

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