Filings by year

C23C 2/20: granted patents and published applications per publication year
YearGranted patentsPublished applications
197680
197700
197820
197920
198020
198100
198250
198310
198400
198520
198600
198710
198810
198910
199000
199120
199200
199320
199440
199530
199610
199750
199810
199900
200000
200120
200210
200311
200423
200513
200620
200711
200805
200916
201017
201125
201222
201354
201427
2015510
201648
201798
2018912
2019714
20201014
20211216
20221218
20231822
20241124
20252518
20261421

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

Recent patents

Most cited

By later US patents