A21D 2/14

Organic oxygen compounds

A21D2/14 (Organic oxygen compounds) appears on 1,231 US grants and 1,613 published applications in this corpus.

Search patents in A21D
Granted patents
1,231
Published applications
1,613
Assignees
725
Inventors
4,000
Latest grant
6 Oct 2026

Filings by year

A21D 2/14: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976190
197780
197840
1979110
1980150
1981220
1982120
1983140
1984130
198590
1986150
1987140
1988150
1989200
1990240
1991200
1992220
1993220
1994290
1995430
1996420
1997330
1998360
1999390
2000420
20013214
20023048
20033260
20042277
20052983
20061868
20072391
20081157
20091756
201031107
20113471
20124147
20134350
20142965
20152559
20162263
20172858
20181667
20191859
20201973
20212164
20222970
20232860
20243971
20253045
20262130

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

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