Filings by year

G03B 2217/244: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197900
198020
198120
198210
198300
198410
198520
198620
198710
198810
198960
1990110
1991210
1992160
1993280
1994340
1995370
1996550
1997530
1998840
1999430
2000460
20012510
2002193
200350
200433
200500
200600
200700
200800
200900
201000
201100
201200
201300
201400
201500
201600
201700
201800
201911
202010
202123
202211

By publication year. Applications have been published since 2001.

Recent patents

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By later US patents