Filings by year

F15B 13/0864: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198010
198100
198200
198300
198400
198500
198600
198710
198800
198910
199010
199120
199200
199310
199430
199510
199610
199740
199820
199960
200050
200130
200211
200312
200413
200530
200613
200720
200811
200900
201001
201100
201201
201301
201410
201501
201600
201702
201812
201921
202022
202100
202211
202303
202421
202520

By publication year. Applications have been published since 2001.

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By later US patents