Filings by year

G09B 9/38: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197910
198000
198100
198220
198310
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200400
200501
200601
200710
200800
200900
201000
201100
201200
201300
201410

By publication year. Applications have been published since 2001.