Filings by year

B01D 53/9486: granted patents and published applications per publication year
YearGranted patentsPublished applications
199730
199830
199980
200050
200163
200212
200384
200402
200501
200613
200722
200822
200915
201011
201100
201213
201314
201413
201548
201637
201755
201853
201934
202016
202172
202213
2023210
202422
202542
202611

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

Recent patents

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By later US patents