Filings by year

B21B 45/0239: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198020
198110
198240
198310
198430
198520
198630
198720
198800
198930
199040
199120
199250
199320
199450
199550
199640
1997110
199870
199960
200040
200170
200244
200343
200428
200527
200663
200778
200818
200957
201055
201167
201272
201345
201445
201519
201639
201784
201831
2019610
202078
202138
202265
2023106
202427
202541
202641

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents