E04B 1/3544

Characterised by the use of a central column to lift and temporarily

Official title: {characterised by the use of a central column to lift and temporarily or permanently support structural elements (E04B1/3516 and E04B1/355 take precedence)}

E04B1/3544 (Characterised by the use of a central column to lift and temporarily) appears on 26 US grants and 16 published applications in this corpus.

Search patents in E04B
Granted patents
26
Published applications
16
Assignees
8
Inventors
58
Latest grant
8 Jul 2025

Filings by year

E04B 1/3544: granted patents and published applications per publication year
YearGranted patentsPublished applications
197920
198000
198110
198200
198300
198410
198500
198610
198700
198800
198900
199000
199100
199220
199300
199400
199500
199600
199700
199810
199900
200000
200100
200211
200310
200400
200500
200600
200710
200800
200900
201001
201100
201200
201300
201400
201501
201611
201700
201801
201900
202064
202111
202223
202321
202421
202511

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents