Filings by year

D04H 1/492: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197720
197810
197960
198020
198110
198200
198320
198440
198560
198640
198770
198880
198980
1990110
199130
1992120
199380
1994180
1995130
1996100
1997100
1998100
1999150
2000160
200188
20021035
20032448
20042544
20052247
20061336
20071433
20082028
20091118
20101016
2011820
2012913
20131726
20141124
20152037
20161338
20171425
20182426
20191519
20201635
2021827
20221226
20232329
20242429
20252736
20261317

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