C13B 30/021

Using chemicals

Official title: {using chemicals}

C13B30/021 (Using chemicals) appears on 28 US grants and 10 published applications in this corpus.

Search patents in C13B
Granted patents
28
Published applications
10
Assignees
15
Inventors
62
Latest grant
25 Nov 2025

Filings by year

C13B 30/021: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198000
198100
198200
198300
198410
198500
198600
198700
198800
198900
199010
199110
199200
199300
199400
199500
199620
199770
199830
199960
200010
200100
200210
200300
200400
200500
200600
200700
200801
200900
201000
201102
201200
201300
201403
201500
201611
201710
201801
201910
202000
202100
202200
202302
202400
202510

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents