Patents
US 11454439 B2: Disposable ice pack
- Granted
- 2022-09-27
- Filed
- 2018-01-16 application 16478437
- Type
- Utility · 8 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
This disclosure includes ice packs that comprise paper and absorbent material, and also includes various methods of making, adding liquid to, freezing, shipping, and/or using such ice packs. This disclosure also includes assemblies that include one or more such ice packs, such as, for example, a container of a plurality of such ice packs in dry, wet, and/or frozen states, or a container that includes an ice pack in a hydrated, frozen state and one or more perishable items.
Source: PVGPATDIS, file of 2026-04-10 (ipg220927.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Domtar Paper Company LLC 21 patents | US company or organization | Clyburn, SC | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Brian SPAIN | Fort Mill, SC | 4 | PVGPATDIS, file of 2026-04-10 | |
| Paul KENYON | Fort Mill, SC | 3 | PVGPATDIS, file of 2026-04-10 | |
| Murray ROSS | Fort Mill, SC | 3 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F25D | Refrigerators; cold rooms; ice-boxes; cooling or freezing apparatus not otherwise provided for | F25D3/08 | PVGPATDIS, file of 2026-04-10 |
| B32B | Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form | B32B3/08 | 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 |
|---|---|---|---|---|---|
| 2023-10-02 | Assignment Assignment of assignor's interest | DOMTAR PAPER COMPANY, LLC signed 2023-09-27 | THE BOARD OF TRUSTEES OF WESTERN MICHIGAN UNIVERSITY KALAMAZOO, MI | 65093/897 | PASDL, file of 2026-10-15 |
| 2023-03-01 | Security interest Security interest Term loan patent security agreement | DOMTAR PAPER COMPANY, LLC signed 2023-03-01 | COBANK, ACB, AS COLLATERAL AGENT GREENWOOD VILLAGE, CO | 62902/610 | PASDL, file of 2026-10-15 |
| 2021-12-01 | Security interest Security interest Security agreement (notes) | DOMTAR PAPER COMPANY, LLC signed 2021-11-30 EAM CORPORATION signed 2021-11-30 | THE BANK OF NEW YORK MELLON, AS COLLATERAL AGENT NEW YORK, NY | 58294/43 | PASDL, file of 2026-10-15 |
| 2021-12-01 | Security interest Security interest Security agreement (first lien) | DOMTAR PAPER COMPANY, LLC signed 2021-11-30 EAM CORPORATION signed 2021-11-30 | BARCLAYS BANK PLC, AS COLLATERAL AGENT NEW YORK, NY | 58293/941 | PASDL, file of 2026-10-15 |
| 2021-12-01 | Security interest Security interest Security agreement (abl) | DOMTAR PAPER COMPANY, LLC signed 2021-11-30 EAM CORPORATION signed 2021-11-30 | BARCLAYS BANK PLC, AS COLLATERAL AGENT NEW YORK, NY | 58293/927 | PASDL, file of 2026-10-15 |
| 2020-10-26 | Assignment Assignment of assignor's interest | KENYON, PAUL signed 2017-10-20 ROSS, MURRAY signed 2018-01-16 SPAIN, BRIAN signed 2018-01-16 | DOMTAR PAPER COMPANY, LLC FORT MILL, SC | 54169/956 | 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.