Patents
US 11897795 B2: Liquid processing apparatus
- Granted
- 2024-02-13
- Filed
- 2020-11-18 application 16951369
- Type
- Utility · 15 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A liquid processing apparatus comprised of a housing comprising a bottom wall, a side wall, and a central wall dividing a volume enclosed by the bottom wall and side wall into a treatment chamber and a discharge chamber; and a cartridge disposed in the treatment chamber. The cartridge may be comprised of a base wall and a lateral wall forming a media chamber, and a plurality of passageways through at least one of the base wall and side wall rendering the media chamber in communication with the treatment chamber. A treatment medium is contained in the media chamber. The cartridge may be comprised of a plurality of divider walls partitioning the media chamber into media compartments. The housing may be further comprised of a plurality of locating walls extending vertically upward from the bottom wall of the housing and between the divider walls of the cartridge.
Source: PVGPATDIS, file of 2026-04-10 (ipg240213_r1.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Liberty Pumps, Inc. 23 patents | US company or organization | Bergen, NY | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Clement A. Pin, III | Rochester, NY | 4 | PVGPATDIS, file of 2026-04-10 | |
| David M. Williams | Attica, NY | 20 | PVGPATDIS, file of 2026-04-10 | |
| Randolph S Clark | Warsaw, NY | 1 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C02F | Treatment of water, waste water, sewage, or sludge | C02F1/66 | 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 |
|---|---|---|---|---|---|
| 2020-11-25 | Assignment Assignment of assignor's interest | CLARK, RANDOLPH S signed 2020-11-24 PIN, CLEMENT A., III signed 2020-11-24 WILLIAMS, DAVID M. signed 2020-11-24 | LIBERTY PUMPS, INC. BERGEN, NY | 54465/124 | 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.