Filings by year

C03C 25/38: granted patents and published applications per publication year
YearGranted patentsPublished applications
197660
197740
197800
197910
198010
198120
198210
198300
198400
198500
198600
198700
198800
198900
199010
199100
199200
199300
199400
199510
199600
199700
199810
199910
200000
200100
200200
200311
200400
200500
200600
200700
200800
200900
201000
201100
201200
201302
201400
201511
201611
201711
201800
201910
202010
202101

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents