Filings by year

C03B 27/048: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197810
197900
198020
198120
198230
198310
198420
198500
198610
198700
198800
198900
199000
199100
199210
199300
199400
199500
199620
199700
199800
199910
200020
200110
200212
200301
200411
200500
200622
200710
200800
200910
201000
201111
201200
201300
201401
201520
2016111
201731
201830
2019313
202011
202111
202200
202300
202411
202511

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents