Filings by year

C25B 1/30: granted patents and published applications per publication year
YearGranted patentsPublished applications
197630
197700
197820
197910
198000
198100
198230
198320
198440
198520
198620
198710
198840
198910
199030
199120
199220
199300
199420
199530
199610
199760
199820
199930
200000
200120
200235
200334
200463
200522
200612
200709
200822
200918
201021
201132
201213
201326
201414
201518
2016415
201799
201888
201999
2020718
2021615
2022615
202379
202489
2025416
2026129

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

Recent patents

Most cited

By later US patents