Filings by year

E01C 19/182: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197710
197830
197920
198030
198100
198200
198300
198400
198520
198600
198700
198800
198910
199000
199100
199200
199310
199400
199510
199600
199700
199800
199900
200000
200110
200210
200300
200401
200500
200600
200701
200800
200910
201001
201100
201221
201300
201400
201511
201611
201701
201811
201911
202012
202121
202211
202300
202400
202510
202602

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

Recent patents

Most cited

By later US patents