Filings by year

E01C 23/0885: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197910
198000
198110
198200
198310
198400
198500
198610
198720
198820
198900
199000
199100
199210
199300
199400
199500
199600
199710
199800
199910
200000
200100
200200
200310
200401
200501
200617
200724
200832
200920
201030
201101
201200
201301
201410
201511
201610
201700
201810
201911
202003
202101
202221
202322
202402
202500
202620

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