Patents
US 10611066 B2: Process for encapsulating fragile insulation materials within polyisocyanurate
- Granted
- 2020-04-07
- Filed
- 2015-03-31 application 15300885
- Type
- Utility · 8 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Embodiments of the present invention are based, at least in part, on the discovery of methods for encapsulating fragile insulation materials within polyisocyanurate foam to thereby provide a construction board having an advantageous balance of insulating properties and mechanical durability.
Source: PVGPATDIS, file of 2026-04-10 (ipg200407.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Firestone Building Products Company, LLC 136 patents | US company or organization | Indianapolis, IN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| John B. Letts | Carmel, IN | 22 | PVGPATDIS, file of 2026-04-10 | |
| Michael J. Hubbard | Anderson, IN | 62 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| E04B | General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings | E04B1/803 | PVGPATDIS, file of 2026-04-10 |
| B29C | Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-treatment of the shaped products, e.g. repairing | B29C44/1271 | PVGPATDIS, file of 2026-04-10 |
| B29K | Indexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for ; moulds, ; reinforcements, fillers or preformed parts, e.g. inserts | B29K2075/00 | PVGPATDIS, file of 2026-04-10 |
| B29L | Indexing scheme associated with subclass b29c, relating to particular articles | B29L2007/002 | PVGPATDIS, file of 2026-04-10 |
| Y02A | Technologies for adaptation to climate change | Y02A30/24 | PVGPATDIS, file of 2026-04-10 |
| Y02B | Climate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications | Y02B80/10 | 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 |
|---|---|---|---|---|---|
| 2025-08-29 | Assignment Assignment of assignor's interest | HOLCIM TECHNOLOGY LTD signed 2025-06-01 | AMRIZE TECHNOLOGY SWITZERLAND LLC ZUG | 72744/1 | PASDL, file of 2026-10-15 |
| 2022-07-06 | Assignment Assignment of assignor's interest | FIRESTONE BUILDING PRODUCTS COMPANY, LLC signed 2022-04-04 | HOLCIM TECHNOLOGY LTD 6300 ZUG | 61034/752 | 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.