Filings by year

F04D 13/068: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197720
197810
197900
198030
198110
198210
198300
198410
198500
198600
198700
198820
198900
199000
199110
199220
199310
199400
199510
199600
199720
199810
199900
200020
200150
200220
200302
200410
200521
200611
200703
200801
200922
201001
201103
201202
201311
201425
201545
201657
201746
201867
2019710
20201317
20211624
20221818
20231417
20241215
20251512
202695

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

Recent patents

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By later US patents