Patents
US 11338225 B2: Filter agitator
- Granted
- 2022-05-24
- Filed
- 2020-09-01 application 17009161
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Embodiments of the present disclosure describe filter agitators, filtration units comprising the filter agitators, methods of using the filter agitators, and the like. In certain embodiments, the filter agitators comprise a plurality of first fins extending outwardly from a central vertical axis and arranged in a plane oriented substantially perpendicular to the central vertical axis, wherein the plurality of first fins is configured to promote laminar flow of a fluid flowing in a first direction and induce turbulent flow of a fluid flowing in a second direction; and optionally a plurality of second fins positioned above the plurality of first fins and extending outwardly from the central vertical axis, wherein the plurality of second fins is configured to induce or further induce turbulent flow.
Source: PVGPATDIS, file of 2026-04-10 (ipg220524.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| THE TRU SHRIMP COMPANIES, INC. 5 patents | US company or organization | Marshall, MN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Angela Kaye Landsman | Slayton, MN | 2 | PVGPATDIS, file of 2026-04-10 | |
| Joshua David Gross | Marshall, MN | 2 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B01D | Separation | B01D24/266 | PVGPATDIS, file of 2026-04-10 |
| C02F | Treatment of water, waste water, sewage, or sludge | C02F1/001 | PVGPATDIS, file of 2026-04-10 |
| Y02W | Climate change mitigation technologies related to wastewater treatment or waste management | Y02W10/10 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2024-05-13 | Name change Change of name | THE TRU SHRIMP COMPANIES, INC. signed 2023-11-01 | ITERRO, INC. BALATON, MN | 67397/228 | ECORSEXC, file of 2026-09-25 |
| 2022-02-09 | Name change Change of name | THE TRU SHRIMP COMPANY signed 2022-01-10 | THE TRU SHRIMP COMPANIES, INC. BALATON, MN | 58980/786 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.