B65D 88/30
Specially adapted to facilitate transportation from one utilisation site to another
Official title: specially adapted to facilitate transportation from one utilisation site to another (collapsible hoppers B65D88/52)
B65D88/30 (Specially adapted to facilitate transportation from one utilisation site to another) appears on 190 US grants and 200 published applications in this corpus.
Search patents in B65D- Granted patents
- 190
- Published applications
- 200
- Assignees
- 94
- Inventors
- 293
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 2 | 5 |
| 2011 | 1 | 4 |
| 2012 | 0 | 3 |
| 2013 | 4 | 8 |
| 2014 | 3 | 14 |
| 2015 | 8 | 23 |
| 2016 | 11 | 27 |
| 2017 | 23 | 18 |
| 2018 | 12 | 19 |
| 2019 | 15 | 13 |
| 2020 | 27 | 19 |
| 2021 | 10 | 13 |
| 2022 | 13 | 7 |
| 2023 | 5 | 4 |
| 2024 | 7 | 6 |
| 2025 | 4 | 4 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Self-locking folding hopper and a locking method thereof18 Aug 2026US 12,709,460 B2Sandvik AB
- Protective device, protective arrangement for a container and method for connecting a protective device to a container3 Mar 2026US 12,565,378 B2U-CONSULTING GmbH
- Proppant delivery systems and related methods20 Jan 2026US 12,528,643 B1Atlas Sand Company, LLC
- Rotatable proppant container13 Jan 2026US 12,522,428 B2Halliburton Energy Services.Inc.
- Gate opener for proppant container2 Sep 2025US 12,404,093 B2Proppant Express Solutions, LLC
- Modular bulk material storage structure9 Jul 2026US 2026/0193036 A1Klun Frac Sand Solutions, Inc
- Controlling discharge system and method for multi-hopper vehicles21 Aug 2025US 2025/0263225 A1Liberty Wayne Electric, LLC
- System and method for delivering proppant from a proppant source to a well site17 Apr 2025US 2025/0122790 A1Halliburton Energy Services.Inc.
- Rotatable proppant container20 Feb 2025US 2025/0058964 A1Halliburton Energy Services.Inc.
- Storage Silo Apparatus with an Integrated Vertical Conveyor13 Feb 2025US 2025/0051111 A1
Most cited
By later US patents
- Portable mini silo system189US 5,339,996 AMidwest Pre-Mix, Inc. · 1994
- Proppant discharge system and a container for use in such a proppant discharge system178US 8,585,341 B12013
- Transportable material conveying apparatus175US 4,701,095 AHalliburton Company · 1987
- Proppant discharge system and a container for use in such a proppant discharge system153US 8,668,430 B22014
- Method and apparatus for supplying bulk product to an end user152US 7,214,028 B2Boasso America Corporation · 2007