E04G 21/163
Jacks specially adapted for working-up building elements
Official title: {Jacks specially adapted for working-up building elements (jacks in general B66F3/00)}
E04G21/163 (Jacks specially adapted for working-up building elements) appears on 38 US grants and 48 published applications in this corpus.
Search patents in E04G- Granted patents
- 38
- Published applications
- 48
- Assignees
- 25
- Inventors
- 84
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 2 |
| 2017 | 4 | 5 |
| 2018 | 3 | 2 |
| 2019 | 5 | 4 |
| 2020 | 3 | 5 |
| 2021 | 2 | 0 |
| 2022 | 2 | 4 |
| 2023 | 4 | 3 |
| 2024 | 3 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automatic apparatus for installing goods delivery terminal14 Apr 2026US 12,601,193 B2
- Method and device for minimally invasive construction of additional level on a building14 Jan 2025US 12,195,983 B2BOS Designs, LLC
- Retainer member for a brace system and method of forming31 Dec 2024US 12,180,728 B2Independence Materials Group, LLC
- Duct support device24 Dec 2024US 12,173,921 B2
- Load dispersion-type indoor lifting apparatus for prefabricated steel structure and method of installing prefabricated steel structure by using same5 Nov 2024US 12,134,906 B2FPC Corporation
- Method for controlling a construction robot, and construction robot6 Aug 2026US 2026/0226758 A1Hilti Aktiengesellschaft
- Handling system for handling sections of a structure26 Mar 2026US 2026/0084942 A1
- Telescopic Plank and Bracing System for Masonry Openings12 Jun 2025US 2025/0188758 A1
- Load dispersion-type indoor lifting apparatus for prefabricated steel structure and method of installing prefabricated steel structure by using same16 Jan 2025US 2025/0019986 A1FPC Corporation
- System and method for structure lifting12 Sep 2024US 2024/0301710 A1
Most cited
By later US patents
- Modular enclosure transfer system including rollers16US 10,100,509 B2Northern Star Industries, Inc. · 2018
- Apparatus and method for placing elevated concrete slabs13US 6,434,893 B1Delaware Capital Formation, Inc. · 2002
- Lifting system for massive constructions12US 6,368,022 B12002
- Method of constructing a building, and a building construction system therefor11US 10,753,080 B1Big Time Investment, LLC · 2020
- Slab lift bracket9US 8,171,678 B2Actuant Corporation · 2012