Description
Class B04B : CENTRIFUGES
Subclass 1/04: Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
B04B 1/04
Sub-Class
Stats
- 77 US PATENTS IN FORCE
- 7 US APPLICATIONS PENDING
- 31 Total Patent Owners
- 194 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12234812 | Fluid separation system and disk-pack turbine | Sep 28, 20 | Feb 25, 25 | QWTIP LLC |
| 12234813 | Waveform rotors and/or disks for use in a disk-pack turbine | May 24, 22 | Feb 25, 25 | QWTIP LLC |
| 12194479 | Rotor with stress relaxation groove, and centrifuge using rotor with stress relaxation groove | Sep 30, 20 | Jan 14, 25 | Eppendorf Himac Technologies Co., Ltd. |
| 11981584 | Method for separating low density particles from feed slurries | Jun 17, 21 | May 14, 24 | NEWCASTLE INNOVATION LIMITED |
| 11857982 | Apparatus with axially movable wall member for separating components of a fluid stream | Feb 26, 18 | Jan 02, 24 | GM INNOVATIONS LIMITED |
| 11572513 | Integrated waste conversion system and method | Sep 17, 18 | Feb 07, 23 | YMIR TECHNOLOGIES EHF. |
| 11453015 | Rotor for a centrifugal separator and centrifugal separator | Mar 11, 19 | Sep 27, 22 | HENGST SE |
| 11339767 | Disk array and disk-pack turbines | Mar 26, 17 | May 24, 22 | QWTIP LLC |
| 11135599 | Two zone disposable process contact centrifuge for bio-separations | Aug 07, 14 | Oct 05, 21 | Not available |
| 11066312 | Method and apparatus for separating low density particles from feed slurries | Jun 02, 11 | Jul 20, 21 | NEWCASTLE INNOVATION LIMITED |
| 11052327 | Unvented, back-pressure-controlled, laminar-annular-velocity-distribution, continuous centrifugal separator apparatus and method | Aug 16, 17 | Jul 06, 21 | THOUGHT PRESERUE, LLC |
| 10913011 | Method and system for demulsifier testing | Jul 15, 19 | Feb 09, 21 | Baker Hughes, a GE company, LLC |
| 10906820 | Method and system for separation of suspensions | May 15, 17 | Feb 02, 21 | 650438 Alberta Ltd. |
| 10790723 | Disk-pack turbine | Mar 01, 13 | Sep 29, 20 | QWTIP LLC |
| 10695774 | Centrifuge separator for gold mining and recovery | Nov 20, 18 | Jun 30, 20 | Not available |
| 10691022 | Processing method and processing apparatus | Sep 27, 19 | Jun 23, 20 | FUJIFILM Corporation |
| 10603677 | Red blood cell washing system | Dec 01, 17 | Mar 31, 20 | Hanuman Medical |
| 10583374 | Dynamic, influent-constituent-based, separator control apparatus and method | Nov 28, 16 | Mar 10, 20 | THOUGHT PRESERVE, LLC |
| 10513955 | Oil separator | Jun 19, 15 | Dec 24, 19 | TOKYO ROKI CO., LTD. |
| 10464828 | Method and system for separation of suspensions | May 15, 17 | Nov 05, 19 | 650438 Alberta Ltd. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0108,386 | Centrifuge chamber, cell centrifugation method and centrifugation device | Nov 29, 24 | Apr 03, 25 | Not available |
| 2024/0425,800 | METHODS AND SYSTEMS FOR SEPARATING OIL FROM ONE OR MORE STILLAGE COMPOSITIONS | Jun 18, 24 | Dec 26, 24 | Not available |
| 2024/0253,058 | METHOD AND SYSTEM FOR PURIFICATION OF OIL | Jun 02, 21 | Aug 01, 24 | Not available |
| 2024/0238,808 | APPARATUS FOR SEPARATING COMPONENTS OF A FLUID STREAM | Nov 20, 23 | Jul 18, 24 | GM INNOVATIONS LIMITED |
| 2024/0207,868 | MODULAR CENTRIFUGAL SEPARATOR SYSTEM | Apr 13, 22 | Jun 27, 24 | Alfa Laval Corporate AB |
| 2018/0140,984 | DISK SEPARATOR WITH WELDED PLASTIC HOUSING | May 20, 16 | May 24, 18 | Polytec Plastics Germany GmbH & Co. KG |
| 2015/0024,922 | CENTRIFUGATION SYSTEM AND RELATED METHOD | Feb 02, 13 | Jan 22, 15 | PALL TECHNOLOGY UK LIMITED, Pall Artelis BVBA, |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 34 Months (last 2 years Issuances)
- 34 Months (last 5 years Issuances)