Patents
US 12768292 B2: Exhaust treatment method and apparatus having particulate filters and SCR
- Granted
- 2026-10-20
- Filed
- 2025-04-09 application 19174104
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
An exhaust treatment method and apparatus for treating an exhaust stream flowing through an exhaust line housing in a downstream direction, the apparatus comprising a first particulate filter, an SCR unit, and a second particulate filter downstream of the SCR unit, all serially positioned in the exhaust line.
Source: PTBLXML, file of 2026-10-20 (ipgb20261020.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| CORNING INCORPORATED 4,960 patents | US company or organization | Corning, NY | CORNING INCORPORATED Federal lobbying client EXACT high confidence: identical full name and state | PTBLXML, file of 2026-10-20 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Douglas Munroe Beall | Painted Post, NY | 46 | PTBLXML, file of 2026-10-20 | |
| Sam George | Naperville, IL | 8 | PTBLXML, file of 2026-10-20 | |
| Mahesh Govindareddy | Painted Post, NY | 2 | PTBLXML, file of 2026-10-20 | |
| Achim Karl-Erich Heibel | Corning, NY | 32 | PTBLXML, file of 2026-10-20 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F01N | Gas-flow silencers or exhaust apparatus for machines or engines in general; gas-flow silencers or exhaust apparatus for internal-combustion engines | F01N3/0222 | PTBLXML, file of 2026-10-20 |
| B01D | Separation | B01D46/24491 | PTBLXML, file of 2026-10-20 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
No recorded assignments or security interests on file for this patent.
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.