Filings by year

B66F 9/181: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197900
198000
198100
198200
198300
198400
198500
198600
198720
198810
198920
199020
199100
199210
199300
199420
199510
199620
199710
199810
199900
200010
200100
200200
200300
200401
200501
200603
200712
200800
200900
201022
201112
201201
201312
201400
201510
201611
201712
201821
201921
202004
202131
202204
202323
202442
202505
202605

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

Recent patents

Most cited

By later US patents