Patents
US 12018762 B2: Mechanical valve for pressure control
- Granted
- 2024-06-25
- Filed
- 2021-04-02 application 17916700
- Type
- Utility · 13 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A valve includes: a housing defining a chamber communicating with an inlet port and an exhaust port, a seat disposed in the housing between the inlet port and the exhaust port; an elastomeric or polymer sealing ring disposed in the seat; a valve element having a sealing surface that is a body of revolution, the valve element positioned in the housing such that it is moveable between a closed position in which the sealing surface is engaged with the sealing ring and an open position in which the sealing surface is disengaged from sealing ring; and at least one bypass channel defined in the chamber, arranged to communicate between the seat and the exhaust port when the valve element is in the open position.
Source: PVGPATDIS, file of 2026-04-10 (ipg240625.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Equilibar, LLC 8 patents | US company or organization | Fletcher, NC | EQUILIBAR, 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 |
|---|---|---|---|---|
| Zachary Cobb | Candler, NC | 6 | PVGPATDIS, file of 2026-04-10 | |
| Ryan Matthew Heffner | Asheville, NC | 7 | PVGPATDIS, file of 2026-04-10 | |
| Jeffrey D. Jennings | Hendersonville, NC | 11 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F16K | Valves; taps; cocks; actuating-floats; devices for venting or aerating | F16K17/0466 | 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 |
|---|---|---|---|---|---|
| 2025-03-17 | Security interest Security interest Patent security agreement | RICHARDS INDUSTRIALS INC. signed 2025-03-14 EQUILIBAR, LLC signed 2025-03-14 | BMO BANK N.A., AS AGENT CHICAGO, IL | 70537/975 | PASDL, file of 2026-10-15 |
| 2024-05-15 | Assignment Assignment of assignor's interest | COBB, ZACHARY ALLAN signed 2021-04-02 HEFFNER, RYAN MATTHEW signed 2021-04-02 JENNINGS, JEFFREY DEAN signed 2021-04-02 | EQUILIBAR, LLC FLETCHER, NC | 67419/498 | 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.