E04F 13/0826

Engaging side grooves running along the whole length of the covering elements

Official title: {engaging side grooves running along the whole length of the covering elements}

E04F13/0826 (Engaging side grooves running along the whole length of the covering elements) appears on 158 US grants and 163 published applications in this corpus.

Search patents in E04F
Granted patents
158
Published applications
163
Assignees
97
Inventors
259
Latest grant
4 Aug 2026

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E04F 13/0826: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197900
198000
198100
198200
198310
198410
198510
198600
198730
198820
198900
199000
199100
199220
199310
199410
199510
199600
199750
199810
199950
200020
200171
200243
200314
200424
200501
200617
2007210
200805
200933
201044
201155
201245
201356
201427
20151013
2016105
2017613
201884
2019101
2020613
202168
2022817
2023412
2024103
202595
202644

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