Patents
US 12290094 B2: Vessel screen retaining system and method
- Granted
- 2025-05-06
- Filed
- 2024-03-04 application 18594378
- Type
- Utility · 17 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Certain embodiments include a screen assembly of a vessel, where the screen assembly includes a plurality of fixed elements and a retainer, and the retainer includes a ring, a plurality of wedges disposed about the ring, and a plurality of keyholes at spaced locations about the ring. Each keyhole includes a bore and a slot extending from the bore into an adjacent wedge of the plurality of wedges, the slots have a width less than the bores, and the retainer may receive the fixed elements through the bores and may be rotated in a relation with the plurality of fixed elements to bring the plurality of fixed elements into simultaneous engagement with the wedges.
Source: PVGPATDIS, file of 2026-04-10 (ipg250506.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Philip Morris USA Inc. 523 patents | US company or organization | Richmond, VA | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Nathaniel Hull | Richmond, VA | 3 | PVGPATDIS, file of 2026-04-10 | |
| Adam Lisbeth | Richmond, VA | 3 | PVGPATDIS, file of 2026-04-10 | |
| William Sammler | Richmond, VA | 3 | PVGPATDIS, file of 2026-04-10 | |
| John Tilley | Richmond, VA | 3 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| A24B | Manufacture or preparation of tobacco for smoking or chewing; tobacco; snuff | A24B3/182 | PVGPATDIS, file of 2026-04-10 |
| B01D | Separation | B01D24/12 | PVGPATDIS, file of 2026-04-10 |
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.