Filings by year

C10B 49/12: granted patents and published applications per publication year
YearGranted patentsPublished applications
197830
197910
198000
198100
198200
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199510
199610
199700
199800
199900
200000
200100
200200
200300
200400
200500
200600
200710
200800
200900
201000
201100
201200
201301
201401
201500
201601
201700
201810
201900
202000
202100
202200
202300
202410

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents