Filings by year

A01N 47/22: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976110
1977180
1978150
197970
1980340
1981220
1982160
1983170
1984150
1985180
1986130
198770
1988110
1989110
1990110
1991120
1992110
199380
199470
199560
199690
199760
1998110
199950
200020
200141
200263
200341
200445
200504
200603
200713
200805
200914
201014
201114
201236
201338
2014710
20151413
2016413
20171313
201876
201954
202010
202123
202236
202313
202425
202532
202622

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

Recent patents

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By later US patents