Filings by year

D06M 15/423: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976380
1977190
1978160
197960
198090
1981130
198260
198370
198480
1985100
198650
198710
1988120
198980
199050
199150
1992110
199370
199490
199580
199680
199790
199890
199990
200090
200183
200255
2003813
2004410
2005412
200668
200747
200814
2009310
201048
201127
201215
2013312
201456
201589
201622
201748
201894
201943
202034
202123
202204
202335
202435
202522
202621

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