B65G 53/32
Conveying concrete
Official title: Conveying concrete, e.g. for distributing same at building sites (mixing concrete on or by conveyors B28C5/34)
B65G53/32 (Conveying concrete) appears on 27 US grants and 15 published applications in this corpus.
Search patents in B65G- Granted patents
- 27
- Published applications
- 15
- Assignees
- 18
- Inventors
- 54
- Latest grant
- 13 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for operating a delivery apparatus, and delivery apparatus13 Feb 2024US 11,897,699 B2J. Wagner GmbH
- Tubular element to transfer abrasive materials, in particular concrete, and method to manufacture it16 Nov 2021US 11,174,977 B2Valme S.R.L.—Unico Socio
- Large manipulator having an articulated mast that can be quickly folded and unfolded24 Aug 2021US 11,098,491 B2Schwing GmbH
- Tubular element to transfer abrasive materials, in particular concrete, and method to make it27 Apr 2021US 10,987,712 B2Valme S.R.L.—Unico Socio
- Pipe for conveying abrasive materials such as concrete, apparatus and method for producing said pipe23 Jun 2020US 10,689,211 B2Valme S.R.L.—Unico Socio
- Method for operating a delivery apparatus, and delivery apparatus15 Apr 2021US 2021/0107746 A1J. Wagner GmbH
- Large manipulator having an articulated mast that can be quickly folded and unfolded17 Dec 2020US 2020/0392747 A1Schwing GmbH
- Tubular element to transfer abrasive materials, in particular concrete, and method to manufacture it24 Oct 2019US 2019/0323646 A1Valme S.R.L.—Unico Socio
- Tubular element to transfer abrasive materials, in particular concrete, and method to make it26 Sep 2019US 2019/0291155 A1Valme S.R.L.—Unico Socio
- Two-branch or multi-branch double-layer wear-and-impact-resistant tube and manufacturing method thereof13 Sep 2018US 2018/0259113 A1
Most cited
By later US patents
- Lock apparatus for introducing dry granular materials into a pneumatic conveying conduit and spray gun for such materials47US 4,893,966 A1990
- Device for pneumatic transport of material such as concrete45US 6,283,680 B12001
- Method of and apparatus for conveying powdered or granular material19US 4,681,484 AIntradym Maschinen AG · 1987
- Shotcrete gun17US 5,094,403 ASandoz Ltd. · 1992
- Cement mixture blowing device16US 4,154,486 APlibrico Japan Company Ltd. · 1979