Patents
US 11413559 B2: J-hook filter assembly
- Granted
- 2022-08-16
- Filed
- 2019-11-15 application 16685770
- Type
- Utility · 8 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A fluid filter assembly includes a housing, a proximal end cap, and a nut plate. The housing defines a longitudinal axis and includes an inner surface. The inner surface surrounds the longitudinal axis and defines a hook portion. The proximal end cap is disposed within the housing and includes a flange engaging the inner surface of the housing. The nut plate is disposed within the housing and includes a proximal end and a distal end. The proximal end engages the hook portion of the housing. The distal end engages the proximal end cap.
Source: PVGPATDIS, file of 2026-04-10 (ipg220816.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Mann+Hummel Filtration Technology US LLC 19 patents | US company or organization | Gastonia, NC | MANN+HUMMEL FILTRATION TECHNOLOGY US LLC State business registration EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| James Michael Glazewski | Gastonia, NC | 4 | PVGPATDIS, file of 2026-04-10 | |
| Matthew Robert Hudson | Belmont, NC | 5 | PVGPATDIS, file of 2026-04-10 | |
| David Brent Harrelson | Fontana Village, NC | 4 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B01D | Separation | B01D27/08 | 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 |
|---|---|---|---|---|---|
| 2019-11-15 | Assignment Assignment of assignor's interest | GLAZEWSKI, JAMES MICHAEL signed 2017-01-09 HARRELSON, DAVID BRENT signed 2017-01-09 HUDSON, MATTHEW ROBERT signed 2017-01-09 | MANN+HUMMEL FILTRATION TECHNOLOGY US LLC GASTONIA, NC | 51025/140 | 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.