Filings by year

E01C 19/36: granted patents and published applications per publication year
YearGranted patentsPublished applications
199810
199900
200000
200111
200210
200301
200410
200500
200600
200700
200801
200901
201000
201110
201210
201300
201400
201500
201600
201700
201800
201900
202000
202100
202201
202300
202410

By publication year. Applications have been published since 2001.