Filings by year

B63C 11/10: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198000
198100
198200
198310
198400
198510
198600
198700
198800
198900
199010
199100
199200
199300
199400
199500
199600
199700
199810
199900
200000
200100
200211
200311
200420
200500
200600
200710
200800
200900
201000
201100
201200
201301
201400
201500
201601
201700
201800
201900
202010
202100
202201
202300
202400
202510

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents