E04G 21/04
Devices for both conveying and distributing
Official title: Devices for both conveying and distributing (concrete pumps F04)
E04G21/04 (Devices for both conveying and distributing) appears on 530 US grants and 577 published applications in this corpus.
Search patents in E04G- Granted patents
- 530
- Published applications
- 577
- Assignees
- 225
- Inventors
- 1,030
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 0 |
| 2002 | 12 | 6 |
| 2003 | 5 | 3 |
| 2004 | 13 | 16 |
| 2005 | 11 | 8 |
| 2006 | 8 | 9 |
| 2007 | 2 | 9 |
| 2008 | 2 | 15 |
| 2009 | 4 | 15 |
| 2010 | 16 | 14 |
| 2011 | 11 | 7 |
| 2012 | 8 | 7 |
| 2013 | 5 | 8 |
| 2014 | 7 | 16 |
| 2015 | 9 | 22 |
| 2016 | 18 | 24 |
| 2017 | 19 | 33 |
| 2018 | 19 | 24 |
| 2019 | 24 | 23 |
| 2020 | 17 | 40 |
| 2021 | 28 | 42 |
| 2022 | 29 | 69 |
| 2023 | 23 | 35 |
| 2024 | 52 | 75 |
| 2025 | 38 | 33 |
| 2026 | 31 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stability monitoring function for a thick matter conveying system6 Oct 2026US 12,753,616 B2Putzmeister Engineering GmbH
- Rebar, device and construction method for 3D-printing a concrete interlayer structure1 Sep 2026US 12,722,324 B2
- Passenger motor vehicle configured to perform additive manufacturing operations1 Sep 2026US 12,723,418 B2Ford Global Technologies, LLC
- Method and system for controlling a movement of an adjustable distributor boom, and method for distributing construction material and/or thick matter by means of a construction material and/or thick matter pumping device having an adjustable distributor boom25 Aug 2026US 12,716,248 B2Putzmeister Engineering GmbH
- Discrete delivery of material11 Aug 2026US 12,703,121 B2Contour Crafting Corporation
- Method and Construction Machine8 Oct 2026US 2026/0307953 A1Putzmeister Engineering GmbH
- Modular infrastructure for constructing housing units24 Sep 2026US 2026/0286727 A1Teravila Inc.
- Electric drive device for the electric operation of a truck-mounted concrete pump, truck-mounted concrete pump and system for operating a truck-mounted concrete pump24 Sep 2026US 2026/0286730 A1
- Thick matter delivery system10 Sep 2026US 2026/0266070 A1Putzmeister Engineering GmbH
- Quickly-deployable automated rapid-slip-form concrete placement system20 Aug 2026US 2026/0243093 A1
Most cited
By later US patents
- Robotic systems for automated construction141US 7,641,461 B2University of Southern California · 2010
- Methods and apparatus for computer-assisted spray foam fabrication129US 9,566,742 B2Massachusetts Institute of Technology · 2017
- Methods and apparatus for computer-assisted spray foam fabrication120US 10,189,187 B2Massachusetts Institute of Technology · 2019
- Methods and apparatus for actuated fabricator115US 9,764,378 B2Massachusetts Institute of Technology · 2017
- Articulated boom monitoring system102US 6,202,013 B1Schwing America, Inc. · 2001