B65G 33/02
Screw or rotary spiral conveyors: for articles
Official title: for articles
B65G33/02 (Screw or rotary spiral conveyors: for articles) appears on 233 US grants and 163 published applications in this corpus.
Search patents in B65G- Granted patents
- 233
- Published applications
- 163
- Assignees
- 183
- Inventors
- 493
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 9 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 7 |
| 2006 | 2 | 4 |
| 2007 | 2 | 0 |
| 2008 | 2 | 3 |
| 2009 | 4 | 2 |
| 2010 | 3 | 7 |
| 2011 | 4 | 8 |
| 2012 | 4 | 3 |
| 2013 | 7 | 8 |
| 2014 | 7 | 11 |
| 2015 | 7 | 9 |
| 2016 | 9 | 3 |
| 2017 | 9 | 11 |
| 2018 | 9 | 6 |
| 2019 | 7 | 14 |
| 2020 | 13 | 13 |
| 2021 | 10 | 9 |
| 2022 | 6 | 10 |
| 2023 | 8 | 6 |
| 2024 | 6 | 6 |
| 2025 | 6 | 11 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Robotic vacuum cleaner, docking station, and cleaning system including the same26 May 2026US 12,635,837 B2Samsung Electronics Co., Ltd.
- Conveying device including spiral track26 May 2026US 12,637,295 B2Energium Co., Ltd.
- Extraction system for transporting in an advancing direction an orderly flow of articles10 Mar 2026US 12,570,476 B2Ronchi Mario S.P.A.
- Conveying device of products for automatic dispensers14 Oct 2025US 12,441,551 B2Sandenvendo Europe S.p.A.
- Apparatus for loading and accumulating semi-finished plate-like pieces, in particular lenses30 Sep 2025US 12,428,236 B2Costruzioni Meccaniche E Tecnologiche S.R.L.
- Screw for feeding, spacing and/or orientation of containers in a packaging installation13 Aug 2026US 2026/0232357 A1Sidel Participations
- Clamping Apparatus for Holding a Container and Container Treatment Apparatus23 Jul 2026US 2026/0208976 A1Krones AG
- Delivery System and Program21 May 2026US 2026/0140514 A1
- Device for moving sterile elements12 Mar 2026US 2026/0070694 A1Phizero S.R.L.
- Auger-style liquid treatment tanks with instrumentation12 Feb 2026US 2026/0041107 A1Morris & Associates, Inc.
Most cited
By later US patents
- Apparatus and method of inventorying packages on a storage device132US 6,361,263 B1Pyxis Corporation · 2002
- Facility wide mixed mail sorting and/or sequencing system and components and methods thereof70US 8,457,781 B2Lockheed Martin Corporation · 2013
- Feed apparatus with two feedscrews48US 5,310,043 APneumatic Scale Corporation · 1994
- Multi-mode and multi-pitch conveyor system33US 8,397,896 B2ATS Automation Tooling Systems Inc. · 2013
- Apparatus and method for feeding card edge connectors and connector magazines31US 4,950,120 ABurndy Corporation · 1990