B62H 5/20

Indicating unauthorised use

Official title: indicating unauthorised use, e.g. acting on signalling devices {(alarm locks in general E05B45/00, e.g. alarm cable or chain lock E05B45/005)}

B62H5/20 (Indicating unauthorised use) appears on 212 US grants and 241 published applications in this corpus.

Search patents in B62H
Granted patents
212
Published applications
241
Assignees
139
Inventors
466
Latest grant
17 Mar 2026

Filings by year

B62H 5/20: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197710
197800
197910
198000
198100
198200
198310
198400
198510
198600
198710
198810
198910
199020
199120
199200
199330
199400
199530
199620
199700
199860
199960
200080
200151
200266
200303
200448
200537
200625
200745
200831
200933
201058
201114
201222
201312
201406
201558
2016619
20171515
2018923
20192216
20201419
2021611
2022822
2023824
20242511
2025127
202635

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