E02B 15/105
Archimedian screws
Official title: {Archimedian screws}
E02B15/105 (Archimedian screws) appears on 10 US grants and 6 published applications in this corpus.
Search patents in E02B- Granted patents
- 10
- Published applications
- 6
- Assignees
- 12
- Inventors
- 18
- Latest grant
- 30 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for collecting marine debris30 May 2023US 11,661,156 B2Technika Engineering Ltd.
- Pollution control vessel10 May 2016US 9,334,617 B2
- Floating oil recovery suppressor and viscosity elevator17 Jul 2012US 8,221,624 B2
- Oil spill collection device20 Nov 2007US 7,297,259 B2
- Oil spill cleaning screw3 Nov 1992US 5,160,638 A
- Systems and methods for a modular water cleaning robot30 Apr 2026US 2026/0116787 A1
- Apparatus and method for collecting marine debris10 Feb 2022US 2022/0041256 A1Technika Engineering Ltd.
- Automatic maintenance apparatus for cleanliness of river surface14 Jan 2021US 2021/0009238 A1
- Pollution Control Vessel23 Jan 2014US 2014/0021113 A1
- Floating Oil Recovery Suppressor And Viscosity Elevator21 Jun 2012US 2012/0152817 A1
Most cited
By later US patents
- Skimmer apparatus for recovering bitumen28US 4,456,536 AAlberta Energy Company Ltd. · 1984
- Floating surface liquids retrieval system16US 4,196,087 A1980
- Oil spill cleaning screw16US 5,160,638 A1992
- Floating, surface liquids retrieval system11US 4,391,707 AZollco International, Inc. · 1983
- Oil collecting vessel11US 4,976,855 A1990