Filings by year

Y02D 30/70: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976130
197750
197860
197960
198060
198140
1982120
1983170
1984220
1985210
1986120
1987190
1988270
1989560
1990570
1991520
1992540
1993600
1994670
19951020
19961370
19971060
19981920
19992110
20001970
200121685
2002225332
2003185395
2004221590
2005220724
2006395718
2007365835
2008396931
20094491075
20105851119
20117871100
201210061338
201312411849
201415142126
201518212374
201621012409
201722072227
201822162218
201922712211
202021322447
202120452469
202218482709
202321513281
202422922712
202522641784
202611941101

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

Recent patents

Most cited

By later US patents