Filings by year

F17C 2227/043: granted patents and published applications per publication year
YearGranted patentsPublished applications
198810
198900
199000
199100
199210
199300
199410
199540
199620
199730
199820
199940
200000
200100
200201
200302
200452
200524
200637
200745
200826
200945
201026
201144
201236
201344
201458
201554
2016813
201789
20181016
2019144
2020612
20211218
20221313
2023511
2024155
2025711
202635

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

Recent patents

Most cited

By later US patents