B01J 19/243
Spirally, concentrically or zigzag wound
Official title: {spirally, concentrically or zigzag wound}
B01J19/243 (Spirally, concentrically or zigzag wound) appears on 279 US grants and 257 published applications in this corpus.
Search patents in B01J- Granted patents
- 279
- Published applications
- 257
- Assignees
- 198
- Inventors
- 724
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 3 |
| 2002 | 7 | 8 |
| 2003 | 9 | 13 |
| 2004 | 8 | 7 |
| 2005 | 3 | 6 |
| 2006 | 5 | 7 |
| 2007 | 4 | 9 |
| 2008 | 7 | 11 |
| 2009 | 5 | 7 |
| 2010 | 7 | 4 |
| 2011 | 4 | 12 |
| 2012 | 5 | 5 |
| 2013 | 5 | 5 |
| 2014 | 4 | 11 |
| 2015 | 9 | 16 |
| 2016 | 12 | 12 |
| 2017 | 10 | 10 |
| 2018 | 8 | 7 |
| 2019 | 11 | 13 |
| 2020 | 11 | 16 |
| 2021 | 18 | 14 |
| 2022 | 10 | 13 |
| 2023 | 7 | 22 |
| 2024 | 11 | 15 |
| 2025 | 15 | 9 |
| 2026 | 10 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen activation/ionization accelerating apparatus having fingerprint-type panel stack structure25 Aug 2026US 12,719,068 B2
- Reactor for carrying out a chemical reaction11 Aug 2026US 12,702,964 B2BASF SE
- Method and reactor for conversion of hydrocarbons21 Jul 2026US 12,685,981 B2Sabic Global Technologies B.V.
- Device for conducting a chemical reaction in a process fluid in a production facility21 Jul 2026US 12,685,990 B2BASF SE
- Aparatus and method for accelerated multi-stage synthesis of quantum dots7 Apr 2026US 12,594,535 B2North Carolina State University
- Reactor with counter helical flow channels and method of using same17 Sep 2026US 2026/0273500 A1Corning Incorporated
- Spiral reactor for producing products and manufacturing method for the spiral reactor11 Jun 2026US 2026/0158466 A1Evonik Operations GmbH
- New photochemical reactor design and process for performing exothermic photochemical reactions17 Jul 2025US 2025/0229249 A1Fluorinnovation L.L.C-Fz
- Method and device for treatment of liquid hydrocarbons17 Jul 2025US 2025/0230367 A1Ecofuel Technologies LTD
- Reactor System for the Production of High Value Chemical Products12 Jun 2025US 2025/0186963 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Fuel cell system with combustor-heated reformer172US 6,077,620 AGeneral Motors Corporation · 2000
- High temperature gas purification system95US 5,888,273 A1999
- Methods and apparatus for the application of combined fields to disinfect fluids89US 5,997,812 ACoolant Treatment Systems, L.L.C. · 1999
- Polyester process using a pipe reactor76US 6,861,494 B2Eastman Chemical Company · 2005
- Apparatus for the disinfection of fluids75US 6,083,387 ABurnham Technologies Ltd. · 2000