Filings by year

C08K 5/3492: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976150
1977220
1978140
1979140
1980160
1981180
1982180
1983160
1984150
1985170
198690
1987120
1988180
1989190
1990170
1991300
1992380
1993490
1994270
1995250
1996270
1997440
1998430
1999290
2000430
20014313
20025147
20033470
20044444
20052944
20062160
20072436
20081649
20091862
20103787
20113276
20124497
20134491
20146073
201555117
201650100
20176884
20185792
201962111
202080143
202189119
202266123
202371124
20246596
20257284
20263660

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