Patents
US 12281490 B2: Chlorinators and replaceable cell cartridges therefor
- Granted
- 2025-04-22
- Filed
- 2018-12-18 application 16223500
- Type
- Utility · 18 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A chlorinator system for pools or spas is disclosed. The chlorinator system includes a replaceable chlorinator cell cartridge having built in sensors, switches, and custom connections. The chlorinator system includes a controller, a chlorinator, a replaceable cell cartridge, and compression fittings for connecting the chlorinator to piping of a pool or spa system. The cartridge includes a body, a bi-directional flow switch, a connector plug, a lid, a printed circuit board, which includes non-volatile memory, and electrically-charged plates or blades.
Source: PVGPATDIS, file of 2026-04-10 (ipg250422.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Hayward Industries, Inc. 190 patents | US company or organization | Charlotte, NC | HAYWARD INDUSTRIES, INC. State business registration EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Patrick C. Chen | Wickford, RI | 22 | PVGPATDIS, file of 2026-04-10 | |
| Douglas Sawyer, JR. | Seekonk, MA | 14 | PVGPATDIS, file of 2026-04-10 | |
| James Carter | Rehoboth, MA | 39 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| E04H | Buildings or like structures for particular purposes; swimming or splash baths or pools; masts; fencing; tents or canopies, in general | E04H4/1281 | PVGPATDIS, file of 2026-04-10 |
| C02F | Treatment of water, waste water, sewage, or sludge | C02F1/4674 | PVGPATDIS, file of 2026-04-10 |
| C25B | Electrolytic or electrophoretic processes for the production of compounds or non-metals; apparatus therefor | C25B1/245 | 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 |
|---|---|---|---|---|---|
| 2026-06-24 | Release of security interest Termination and release of security interest in patent rights at reel 072415, frame 0360 | BANK OF AMERICA, N.A. signed 2026-06-23 | HAYWARD INDUSTRIES, INC. ELIZABETH, NJ | 75934/765 | PASDL, file of 2026-09-10 |
| 2026-06-24 | Release of security interest Termination and release of security interest in patent rights at reel 054458, frame 0001 | BANK OF AMERICA, N.A. signed 2026-06-23 | HAYWARD INDUSTRIES, INC. ELIZABETH, NJ GSG HOLDINGS, INC. CHANDLER, AZ | 75818/718 | PASDL, file of 2026-10-15 |
| 2026-06-23 | Security interest Security interest Security interest | HAYWARD INDUSTRIES, INC. signed 2026-06-23 | BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT CHARLOTTE, NC | 75812/752 | PASDL, file of 2026-10-15 |
| 2025-08-11 | Correction Abl patent security agreement supplement | HAYWARD INDUSTRIES, INC. signed 2025-06-28 | BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT CHARLOTTE, NC | 72415/360 | PASDL, file of 2026-10-15 |
| 2024-11-26 | Name change Assignee’s change of address | HAYWARD INDUSTRIES, INC. signed 2024-11-26 | HAYWARD INDUSTRIES, INC. CHARLOTTE, NC | 69449/945 | ECORSEXC, file of 2026-09-25 |
| 2023-04-26 | Name change Assignee change of address | HAYWARD INDUSTRIES, INC. signed 2020-01-16 | HAYWARD INDUSTRIES, INC. BERKELEY HEIGHTS, NJ | 63470/306 | ECORSEXC, file of 2026-09-25 |
| 2021-05-03 | Release of security interest Release of patent security interest (second lien) | BANK OF AMERICA, N.A., AS COLLATERAL AGENT signed 2021-03-19 | HAYWARD INDUSTRIES, INC. ELIZABETH, NJ GSG HOLDINGS, INC. CHANDLER, AZ | 56122/218 | PASDL, file of 2026-10-15 |
| 2020-11-18 | Correction Abl patent security agreement supplement | HAYWARD INDUSTRIES, INC. signed 2020-11-06 GSG HOLDINGS, INC. signed 2020-11-06 | BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT PHILADELPHIA, PA | 54458/1 | PASDL, file of 2026-10-15 |
| 2020-11-18 | Correction Second lien patent security agreement supplement | HAYWARD INDUSTRIES, INC. signed 2020-11-06 GSG HOLDINGS, INC. signed 2020-11-06 | BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT CHARLOTTE, NC | 54457/930 | PASDL, file of 2026-10-15 |
| 2020-11-18 | Correction First lien patent security agreement supplement | HAYWARD INDUSTRIES, INC. signed 2020-11-06 GSG HOLDINGS, INC. signed 2020-11-06 | BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT CHARLOTTE, NC | 54457/919 | PASDL, file of 2026-10-15 |
| 2019-10-10 | Assignment Assignment of assignor's interest | SAWYER, DOUGLAS signed 2012-09-28 CARTER, JAMES signed 2012-10-09 CHEN, PATRICK signed 2013-02-12 | HAYWARD INDUSTRIES, INC. ELIZABETH, NJ | 50678/437 | 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.