B65G 2814/0319
Through a closable or non-closable outlet opening
Official title: through a closable or non-closable outlet opening
B65G2814/0319 (Through a closable or non-closable outlet opening) appears on 42 US grants and 44 published applications in this corpus.
Search patents in B65G- Granted patents
- 42
- Published applications
- 44
- Assignees
- 25
- Inventors
- 56
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 1 | 0 |
| 2014 | 1 | 5 |
| 2015 | 1 | 6 |
| 2016 | 2 | 7 |
| 2017 | 11 | 4 |
| 2018 | 0 | 3 |
| 2019 | 2 | 4 |
| 2020 | 6 | 5 |
| 2021 | 8 | 3 |
| 2022 | 2 | 4 |
| 2023 | 2 | 1 |
| 2024 | 4 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Article supply device11 Aug 2026US 12,703,574 B2Bandai Co., Ltd.
- Method of moving proppant from a sand container16 Dec 2025US 12,497,251 B2Halliburton Energy Services.Inc.
- Unloading system and method of using the same3 Dec 2024US 12,157,647 B2Intelligrated Headquarters, LLC
- Bottom dump pneumatic material handling system13 Aug 2024US 12,060,235 B2Quickthree Technology, LLC
- Skid mounted storage system with collapsible silo for flowable material21 May 2024US 11,987,442 B2543077 Alberta Ltd.
- Method of Moving Proppant from a Sand Container3 Oct 2024US 2024/0327141 A1Halliburton Energy Services.Inc.
- Article supply device27 Jun 2024US 2024/0208738 A1Bandai Co., Ltd.
- Multi-Chamber Funnel Hopper19 Oct 2023US 2023/0331470 A1Hyer Industries, Inc.
- Bottom dump pneumatic material handling system5 May 2022US 2022/0135352 A1Quickthree Technology, LLC
- Bulk material shipping container unloader24 Feb 2022US 2022/0055846 A1Sandbox Enterprises, LLC
Most cited
By later US patents
- Proppant discharge system and a container for use in such a proppant discharge system178US 8,585,341 B12013
- Proppant discharge system and a container for use in such a proppant discharge system153US 8,668,430 B22014
- Method of delivering, storing, unloading, and using proppant at a well site43US 9,440,785 B2Oren Technologies, LLC · 2016
- Proppant discharge system and a container for use in such a proppant discharge system41US 9,394,102 B2Oren Technologies, LLC · 2016
- Proppant discharge system and a container for use in such a proppant discharge system41US RE46,334 E1Oren Technologies, LLC · 2017