B66C 23/283
With frameworks composed of assembled elements
Official title: {with frameworks composed of assembled elements}
B66C23/283 (With frameworks composed of assembled elements) appears on 41 US grants and 39 published applications in this corpus.
Search patents in B66C- Granted patents
- 41
- Published applications
- 39
- Assignees
- 28
- Inventors
- 85
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 5 |
| 2019 | 3 | 2 |
| 2020 | 3 | 2 |
| 2021 | 3 | 3 |
| 2022 | 0 | 6 |
| 2023 | 3 | 3 |
| 2024 | 4 | 1 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Top-loading tower crane systems and associated methods21 Apr 2026US 12,606,423 B2National Oilwell Varco, L. P.
- Screwing/unscrewing tool suitable for a screw or a bolt that is difficult to access, in particular on a mast or a jib of a crane21 Oct 2025US 12,447,586 B2Manitowoc Crane Group France SAS
- Construction and/or materials-handling machine and method for guiding and moving a working head28 Jan 2025US 12,209,422 B2Liebherr-Werk Biberach GmbH
- Lattice structure and work machine14 Jan 2025US 12,195,308 B2Kobelco Construction Machinery Co., Ltd.
- Fall protection device to retain and prevent the fall of a connecting pin20 Aug 2024US 12,066,050 B2Manitowoc Crane Group France SAS
- Safety device for a lifting apparatus, lifting apparatus, lifting system and corresponding safety control method7 Aug 2025US 2025/0250805 A1
- A self-climbing tower crane20 Feb 2025US 2025/0059007 A1Itrec B V
- Connecting device for securing two beams to each other, a method for using the connecting device, and tower including the connecting device6 Jun 2024US 2024/0183375 A1Skyrex AB
- Top-loading tower crane systems and associated methods12 Oct 2023US 2023/0322529 A1National Oilwell Varco, L. P.
- Screwing/unscrewing tool suitable for a screw or a bolt that is difficult to access, in particular on a mast or a jib of a crane27 Jul 2023US 2023/0234191 A1Manitowoc Crane Group France SAS
Most cited
By later US patents
- Hoisting device for big loads39US 6,523,320 B2Mammoet Europe B.V. · 2003
- Pumping tower support system and method of use29US 7,748,193 B2Putzmeister America, Inc. · 2010
- Method of erecting a tower crane from two groups of modular tower sections differing in cross section23US 4,028,792 A1977
- Vertically movable, road towable work platform21US 4,498,556 AAccess Engineering Ltd. · 1985
- Wind turbine erector18US 8,011,098 B22011