B01J 2219/30211
Egg, ovoid or ellipse
B01J2219/30211 (Egg, ovoid or ellipse) appears on 37 US grants and 44 published applications in this corpus.
Search patents in B01J- Granted patents
- 37
- Published applications
- 44
- Assignees
- 26
- Inventors
- 75
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 3 | 3 |
| 2019 | 1 | 7 |
| 2020 | 6 | 3 |
| 2021 | 5 | 5 |
| 2022 | 0 | 3 |
| 2023 | 3 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- Resaturation of gas into a liquid feedstream23 Sep 2025US 12,420,253 B2Crystaphase Products, Inc.
- Use of treating elements to facilitate flow in vessels11 Mar 2025US 12,247,596 B2Crystaphase Products, Inc.
- Gas replacement process, gas replacement apparatus, and nitro compound hydrogenation reaction process15 Oct 2024US 12,116,331 B2China Petroleum & Chemical Corporation
- Use of treating elements to facilitate flow in vessels12 Sep 2023US 11,754,100 B2Crystaphase Products, Inc.
- Resaturation of gas into a liquid feedstream22 Aug 2023US 11,731,095 B2Crystaphase Products, Inc.
- Resaturation of gas into a liquid feedstream25 Dec 2025US 2025/0387768 A1Crystaphase Products, Inc.
- Volumetric media and uses thereof28 Aug 2025US 2025/0269307 A1Donaldson Company, Inc.
- Use of treating elements to facilitate flow in vessels26 Jun 2025US 2025/0207617 A1Crystaphase Products, Inc.
- Use of treating elements to facilitate flow in vessels19 Jun 2025US 2025/0198433 A1Crystaphase Products, Inc.
- Catalyst support24 Oct 2024US 2024/0351013 A1Jemmtec Limited
Most cited
By later US patents
- Catalytic distillation structure137US 4,443,559 AChemical Research & Licensing Company · 1984
- Method of packing media in a tower or bed60US 4,005,010 AImperial Chemical Industries PLC · 1977
- Use of treating elements to facilitate flow in vessels21US 9,732,774 B1Crystaphase Products, Inc. · 2017
- Use of treating elements to facilitate flow in vessels19US 10,054,140 B2Crystaphase Products, Inc. · 2018
- Use of treating elements to facilitate flow in vessels19US 10,161,428 B2Crystaphase Products, Inc. · 2018