B28C 7/064
Supply from sacks
Official title: {Supply from sacks; Sack openers}
B28C7/064 (Supply from sacks) appears on 40 US grants and 38 published applications in this corpus.
Search patents in B28C- Granted patents
- 40
- Published applications
- 38
- Assignees
- 26
- Inventors
- 69
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 3 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 3 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 2 | 5 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Powered vehicle combining dust collection, overlay mixing and spreading21 Apr 2026US 12,606,963 B2
- Emptying station for a flexible intermediate bulk container23 Apr 2024US 11,964,791 B210039322 Canada Inc.
- System for providing building materials including a lifting device30 May 2023US 11,660,781 B2Sika Technology AG
- Portable construction mixer20 Sep 2022US 11,446,842 B2Better Manufacturing LLC
- Portable mixer for hydrating and mixing cementitious mix in a continuous process29 Mar 2022US 11,285,639 B2Red Dog Mobile Shelters, LLC
- Method integrating on-site mixing and construction for preparing green and ultra-high-perfromance concrete9 Jan 2025US 2025/0010516 A1
- Production line combining on-site mixing and construction for green and ultra-high-perfromance concrete9 Jan 2025US 2025/0010517 A1
- System and method for installation of heat resistant castables2 Mar 2023US 2023/0063144 A1HarbisonWalker International Holdings, Inc.
- Powered vehicle combining dust collection, overlay mixing and spreading2 Mar 2023US 2023/0064531 A1Refuse Materials, Inc.
- On demand kit for customizable cementitious compositions22 Dec 2022US 2022/0402166 A1Construction Research & Technology GmbH
Most cited
By later US patents
- Portable mixing/delivery apparatus for pre-blended granular mixtures95US 6,666,573 B22003
- Method for modifying concrete properties45US 5,203,629 AW. R. Grace & Co.-Conn. · 1993
- Concrete and mortar distribution process and apparatus37US 4,953,752 AE-Con-Mega Mix · 1990
- Dry mix dispensing apparatus and method35US 5,415,323 A1995
- Concrete additive product and method of use31US 5,224,774 AW. R. Grace & Co.-Conn. · 1993