Description
Class B04C : APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
Subclass 5/081: Apparatus in which the axial direction of the vortex is reversed Vortex chamber constructions Shapes or dimensions
B04C 5/081
Sub-Class
Stats
- 106 US PATENTS IN FORCE
- 24 US APPLICATIONS PENDING
- 31 Total Patent Owners
- 298 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12263492 | Intermediate coolant gas separation device for active deaeration system | Jun 30, 21 | Apr 01, 25 | FCA US LLC |
| 12251718 | Aerated hydrocyclone apparatus and method for cyclonic froth separation | Jan 13, 23 | Mar 18, 25 | Not available |
| 12179210 | Librixer comminutor and particle air classifier system | Jun 18, 20 | Dec 31, 24 | Libriixer AB |
| 12116547 | Extracting essential oils | Jun 16, 23 | Oct 15, 24 | Not available |
| 12053719 | Oil-water emulsion breakup (OWEB) process and system | Oct 05, 21 | Aug 06, 24 | The University of Tulsa |
| 12053786 | Hydrocyclone with an improved fluid injection member | Jul 03, 20 | Aug 06, 24 | VALMET TECHNOLOGIES OY |
| 12042803 | Hydrocyclone | Dec 12, 19 | Jul 23, 24 | Vulco, S.A. |
| 12036566 | Gas-liquid separator assembly | Oct 12, 23 | Jul 16, 24 | Supercritical Fluid Technologies Inc. |
| 12030065 | Cyclone separator arrangement | Sep 04, 22 | Jul 09, 24 | METSO METALS OY |
| 11932816 | Coke and tar removal from a furnace effluent | Feb 13, 20 | Mar 19, 24 | ExxonMobil Chemical Patents Inc. |
| 11919011 | Retrofit attachments for water treatment systems | Jan 28, 22 | Mar 05, 24 | QWTIP LLC |
| 11913685 | Cooling loop with a supercritical fluid system using compressed refrigerant fluid flow with a positive Joule Thomson coefficient | Oct 20, 21 | Feb 27, 24 | Supercritical Fluid Technologies Inc. |
| 11891323 | Salt separation and destruction of PFAS utilizing reverse osmosis and salt separation | Aug 09, 22 | Feb 06, 24 | REVIVE ENVIRONMENTAL TECHNOLOGY, LLC |
| 11839884 | Counterflow vortex breaker | Aug 23, 19 | Dec 12, 23 | Sand Separation Technologies Inc. |
| 11779937 | Method and apparatus for hydrocyclone | May 30, 22 | Oct 10, 23 | Tetra Technologies Inc. |
| 11752464 | Rankine vortex particle separator systems and methods | Nov 15, 21 | Sep 12, 23 | Sonus Engineered Solutions |
| 11718811 | Extracting essential oils | May 17, 21 | Aug 08, 23 | Not available |
| 11680735 | Supercritical fluid chromatography system | May 06, 21 | Jun 20, 23 | Supercritical Fluid Technologies Inc. |
| 11583868 | Aerated hydrocyclone apparatus and method for cyclonic froth separation | Feb 03, 21 | Feb 21, 23 | Narmer-engsim LLC |
| 11577258 | Cyclone and methods of manufacture thereof | Sep 01, 20 | Feb 14, 23 | The Johns Hopkins University |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0084,340 | EXTRACTING ESSENTIAL OILS | Sep 13, 24 | Mar 13, 25 | Innovative Vortex Technologies LLC |
| 2025/0050,356 | Apparatus and Method for Separating Particulate Matter From a Fluid | May 30, 24 | Feb 13, 25 | PetroQuip Energy Services, LLC |
| 2024/0413,475 | CYCLONE COLLECTOR FOR BATTERY PACK AND BATTERY DEVICE INCLUDING THE SAME | May 20, 24 | Dec 12, 24 | Not available |
| 2024/0247,843 | COOLING LOOP WITH A SUPERCRITICAL FLUID SYSTEM USING COMPRESSED REFRIGERANT FLUID FLOW WITH A POSITIVE JOULE THOMSON COEFFICIENT | Feb 26, 24 | Jul 25, 24 | Not available |
| 2024/0226,919 | HYDROCYCLONE SEPARATOR | Oct 21, 22 | Jul 11, 24 | Metso Outotec USA Inc. |
| 2024/0181,455 | HYDRO-CYCLONE CENTRIFUGE APHERETIC SYSTEM | Dec 06, 22 | Jun 06, 24 | ASTRIN BIOSCIENCES, INC. |
| 2024/0181,471 | MULTI-CYCLONE SEDIMENT FILTER | Apr 07, 22 | Jun 06, 24 | Not available |
| 2024/0182,341 | Salt Separation and Destruction of PFAS Utilizing Reverse Osmosis and Salt Separation | Jan 09, 24 | Jun 06, 24 | Not available |
| 2024/0157,375 | CENTRIFUGAL SEPARATOR | Nov 07, 23 | May 16, 24 | Not available |
| 2024/0131,531 | HYDROCYCLONE SEPARATOR | Oct 20, 22 | Apr 25, 24 | Metso Outotec USA Inc. |
| 2022/0250,093 | LOW PROFILE DUST SEPARATOR | Apr 28, 22 | Aug 11, 22 | FASTER BETTER EASIER, LLC |
| 2022/0152,633 | Retrofit Attachments for Water Treatment Systems | Jan 28, 22 | May 19, 22 | QWTIP LLC |
| 2021/0178,406 | 3D PRINTING SYSTEM WITH CYLONE SEPARATOR | Jul 27, 17 | Jun 17, 21 | Hewlett-Packard Company |
| 2021/0054,880 | Squeeze Film Damper Acoustic Isolation | Aug 23, 19 | Feb 25, 21 | Not available |
| 2021/0053,075 | Low Profile Dust Separator | Nov 03, 20 | Feb 25, 21 | Not available |
| 2020/0230,623 | SURFACE CLEANING APPARATUS, CYCLONIC AIR TREATMENT MEMBER AND SURFACE CLEANING APPARATUS INCLUDING THE SAME | Jun 20, 19 | Jul 23, 20 | Not available |
| 2020/0230,622 | SURFACE CLEANING APPARATUS, CYCLONIC AIR TREATMENT MEMBER AND SURFACE CLEANING APPARATUS INCLUDING THE SAME | Jun 20, 19 | Jul 23, 20 | Not available |
| 2020/0215,555 | CYCLONIC SEPARATOR DEVICE | Jun 19, 17 | Jul 09, 20 | Not available |
| 2019/0255,538 | THIMBLE FOR CYCLONE SEPARATOR | May 03, 19 | Aug 22, 19 | Not available |
| 2019/0134,649 | Low-Profile, High-Pressure Dust Separator and Collector | Jul 05, 18 | May 09, 19 | Oneida Air Systems Inc. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 27 Months (last 2 years Issuances)
- 27 Months (last 5 years Issuances)