Filings by year

B66D 5/20: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197910
198010
198100
198200
198300
198400
198510
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200400
200501

By publication year. Applications have been published since 2001.