Filings by year

A61K 31/426: granted patents and published applications per publication year
YearGranted patentsPublished applications
199120
199200
199300
199410
199540
1996120
1997180
1998210
1999310
2000240
20013513
20022773
20033695
20043092
200528121
200633110
200730136
200827114
200929100
201038101
201145107
201274102
201372154
201481158
2015110146
201696151
201795146
201889153
2019102139
202091137
202188143
202280175
202363142
202461132
202561126
202650106

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

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By later US patents