Filings by year

B01J 2219/182: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976110
197790
1978120
197910
198050
1981130
198290
1983120
198440
1985120
198640
198770
198840
198930
199060
199130
199270
199340
1994120
1995130
199680
1997190
1998120
1999170
2000120
2001108
20021321
20031030
20041424
20051315
20062019
2007836
2008927
20091626
20102616
20112821
20121711
20131512
20141117
20151614
20161115
20171819
2018127
2019159
202069
202189
2022711
202386
202475
202533
202607

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

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By later US patents