Filings by year

F03B 13/147: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198000
198100
198220
198300
198400
198510
198600
198700
198800
198900
199000
199100
199200
199310
199400
199500
199600
199700
199800
199900
200000
200100
200200
200301
200412
200500
200600
200700
200811
200901
201011
201100
201211
201300
201412
201501
201610
201702
201800
201911
202000
202100
202200
202310
202411

By publication year. Applications have been published since 2001.