Patents
US 11801719 B2: Weight distribution hitch system with engagement member
- Granted
- 2023-10-31
- Filed
- 2021-02-24 application 17184562
- Type
- Utility · 8 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A weight distribution system used with a hitch on a vehicle and a trailer, the weight distribution system comprising a jack with a foot attached to and configured to raise and lower a front portion of the trailer; a moment bar with a forward end attached to the hitch so as to pivot about a generally vertical axis, and a rearward portion, the moment bar configured to exert a forward moment on the vehicle in response to an upward force on the rearward portion; an engagement member positioned between the jack and the rearward portion, whereby the jack can exert the upward force on the rearward portion; wherein the engagement member comprises at least one arced surface whereby the engagement member maintains the upward force on the rearward portion despite vertical or horizontal pivoting between the vehicle and the trailer is disclosed.
Source: PVGPATDIS, file of 2026-04-10 (ipg231031.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Hall Labs LLC 302 patents | US company or organization | Provo, UT | Hall Labs LLC Form D issuer EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| David R. Hall | Provo, UT | 859 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B60D | Vehicle connections | B60D1/06 | PVGPATDIS, file of 2026-04-10 |
| B62D | Motor vehicles; trailers | B62D63/08 | 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 |
|---|---|---|---|---|---|
| 2021-03-01 | Assignment Assignment of assignor's interest | CORIE, THOMAS signed 2021-02-24 | HALL LABS LLC PROVO, UT | 55448/587 | ECORSEXC, file of 2026-09-25 |
| 2021-03-01 | Assignment Assignment of assignor's interest | HALL, MICHAEL signed 2021-02-24 | HALL LABS LLC PROVO, UT | 55448/455 | ECORSEXC, file of 2026-09-25 |
| 2021-03-01 | Assignment Assignment of assignor's interest | HALL, DAVID R signed 2021-02-24 | HALL LABS LLC PROVO, UT | 55448/428 | ECORSEXC, file of 2026-09-25 |
| 2021-03-01 | Assignment Assignment of assignor's interest | CLAWSON, DALLIN signed 2021-02-24 | HALL LABS LLC PROVO, UT | 55448/367 | 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.