Filings by year

C08F 20/12: granted patents and published applications per publication year
YearGranted patentsPublished applications
197680
197770
1978100
197960
198060
198160
1982100
1983100
198440
198590
198690
198740
198880
1989150
199030
199140
199290
199370
1994100
1995110
199690
1997150
1998160
1999150
2000120
2001234
20021710
20031019
2004145
2005414
2006913
200759
200826
200987
2010712
2011412
2012616
2013918
2014617
20151411
20161319
20171829
20182173
20192955
20205065
20213950
20224037
20233937
20243632
20252129
20262217

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