Patents
US 11161068 B2: Filter assembly
- Granted
- 2021-11-02
- Filed
- 2020-03-02 application 16806159
- Type
- Utility · 18 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A filter assembly includes a body of filter media, a seal, and a compression ring. The body of filter media having a first end surface, a second end surface spaced apart from and opposing the first end surface, and an outer surface extending between the first end surface and the second end surface. The seal surrounds the first end surface. The compression ring is disposed about the second end surface. The compression ring includes a first channel configured to allow fluid communication between the second end surface and the outer surface.
Source: PVGPATDIS, file of 2026-04-10 (ipg211102.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 |
|---|---|---|---|---|
| Willie L. Stamey, Jr. | Kings Mountain, NC | 25 | PVGPATDIS, file of 2026-04-10 | |
| Dillan Scott Shaffer | Charlotte, NC | 4 | PVGPATDIS, file of 2026-04-10 | |
| Antonio Jose Gonzalez Arevalo | Cramerton, NC | 3 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B01D | Separation | B01D35/34 | 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 |
|---|---|---|---|---|---|
| 2020-03-02 | Assignment Assignment of assignor's interest | GONZALEZ AREVALO, ANTONIO JOSE signed 2020-02-28 SHAFFER, DILLON SCOTT signed 2020-02-28 STAMEY, WILLIE L., JR. signed 2020-02-28 | MANN+HUMMEL FILTRATION TECHNOLOGY US LLC GASTONIA, NC | 51978/671 | 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.