Filings by year

C03C 2217/252: granted patents and published applications per publication year
YearGranted patentsPublished applications
198020
198110
198200
198300
198400
198500
198600
198700
198800
198900
199000
199110
199210
199300
199400
199500
199600
199700
199800
199910
200000
200100
200200
200300
200400
200501
200601
200717
200810
200901
201004
201143
201212
201332
201420
201522
201606
201775
201825
201952
202043
202113
202236
202332
202425
202531
202614

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

Recent patents

Most cited

By later US patents