B30B 15/302
Feeding material in particulate or plastic state to moulding presses
Official title: {Feeding material in particulate or plastic state to moulding presses}
B30B15/302 (Feeding material in particulate or plastic state to moulding presses) appears on 465 US grants and 397 published applications in this corpus.
Search patents in B30B- Granted patents
- 465
- Published applications
- 397
- Assignees
- 323
- Inventors
- 1,060
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 8 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 15 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 1 |
| 2002 | 11 | 14 |
| 2003 | 8 | 19 |
| 2004 | 12 | 18 |
| 2005 | 7 | 21 |
| 2006 | 7 | 6 |
| 2007 | 11 | 11 |
| 2008 | 8 | 12 |
| 2009 | 9 | 12 |
| 2010 | 8 | 22 |
| 2011 | 12 | 13 |
| 2012 | 9 | 16 |
| 2013 | 8 | 11 |
| 2014 | 16 | 22 |
| 2015 | 14 | 23 |
| 2016 | 19 | 17 |
| 2017 | 12 | 19 |
| 2018 | 15 | 7 |
| 2019 | 14 | 13 |
| 2020 | 13 | 21 |
| 2021 | 12 | 17 |
| 2022 | 13 | 22 |
| 2023 | 7 | 15 |
| 2024 | 21 | 19 |
| 2025 | 17 | 13 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Powder feeding device12 May 2026US 12,623,427 B2NGK Insulators, Ltd.
- Method for producing a cellulose product and a cellulose product5 May 2026US 12,618,196 B2PulPac AB
- Additive manufacturing method and apparatus for individualized polypill capsules using micro-dosed and compacted powders7 Apr 2026US 12,594,736 B2Oneful Health, Inc.
- System and method for forming a compressed substrate having a generally uniform density from powders10 Mar 2026US 12,570,066 B2
- Dust compaction system24 Feb 2026US 12,558,861 B2Sintokogio, Ltd.
- System and process of manufacturing of a salt briquette3 Sep 2026US 2026/0257443 A1Deepak Nitrite Limited
- Filling apparatus for a rotary press as well as a rotary press27 Aug 2026US 2026/0249579 A1Fette Compacting GmbH
- Equipment for Coloring And Decorating Concrete Pavement Tread Layers9 Jul 2026US 2026/0192317 A1Agstav Trebic, A.S.
- Methods and systems for mechanized rammed earth block construction9 Jul 2026US 2026/0192488 A1Texas Tech University System
- Compression-molding machine9 Jul 2026US 2026/0192537 A1Kikusui Seisakusho Ltd.
Most cited
By later US patents
- Three-dimensional printing techniques1,084US 5,204,055 AMassachusetts Institute of Technology · 1993
- Three-dimensional printing techniques380US 5,340,656 AMassachusetts Institute of Technology · 1994
- Three dimensional printing system272US 5,807,437 AMassachusetts Institute of Technology · 1998
- Powder dispensing apparatus using vibration219US 6,036,777 AMassachusetts Institute of Technology · 2000
- Method of producing multi-layer medicaments in solid form for oral or rectal administration124US 6,120,802 ABASF SE · 2000