Filings by year

C01D 1/02: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198000
198100
198210
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200010
200100
200200
200300
200400
200500
200600
200700
200801
200900
201000
201103
201203
201304
2014313
201562
201655
201772
201813
201913
202032
202121
202240
202302
202404
202512

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents