Filings by year

B60C 23/0471: granted patents and published applications per publication year
YearGranted patentsPublished applications
198910
199000
199100
199200
199300
199400
199510
199600
199710
199820
199900
200010
200100
200212
200303
200428
200574
200641
200713
200813
200954
201003
201131
2012313
2013611
2014816
20151120
20162216
2017127
201855
20191222
20201418
20211012
2022714
20231014
20241021
2025148
202688

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