Filings by year

B01J 35/615: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976300
1977290
1978350
1979130
1980160
1981260
1982140
1983250
1984280
1985240
1986180
1987220
1988290
1989300
1990190
1991200
1992230
1993140
1994200
1995170
1996130
1997160
1998130
1999150
2000240
20013211
20022725
20033352
20043069
20053470
20063257
20074060
20083568
20093894
201061127
201155112
201269138
201392132
201497153
2015113145
2016125186
2017128153
2018156146
2019139160
2020152183
2021173214
2022146190
2023127171
2024130160
2025114144
202691127

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

Recent patents

Most cited

By later US patents