Filings by year

B60T 8/4208: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976130
197790
1978120
197950
1980100
198170
198280
198340
198460
198570
198690
1987190
1988280
1989290
1990220
1991200
1992270
1993210
1994180
1995140
1996100
1997150
1998100
1999110
200080
200194
200253
200320
200401
200510
200602
200711
200802
200900
201020
201104
201201
201300
201423
201510
201622
201702
201836
201934
202030
202123
202233
202333
202412
202511
202611

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents