Patents
US 11192328 B2: Fire-resistant thermoplastic membrane composite and method of manufacturing the same
- Granted
- 2021-12-07
- Filed
- 2017-05-11 application 16099508
- Type
- Utility · 9 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A thermoplastic membrane composite comprising (i) a planar thermoplastic body having first and second opposed planar surfaces; (ii) a fabric backing fixedly attached to said first planar surface thereby forming an interface between said thermoplastic body and said fabric backing; and (iii) expandable graphite disposed at or near the interface.
Source: PVGPATDIS, file of 2026-04-10 (ipg211207.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Firestone Building Products Company, LLC 136 patents | US company or organization | Nashville, TN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Wensheng Zhou | Carmel, IN | 36 | PVGPATDIS, file of 2026-04-10 | |
| Donna C. TIPPMANN | Fishers, IN | 11 | PVGPATDIS, file of 2026-04-10 | |
| Michael P. Allen | Noblesville, IN | 26 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B32B | Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form | B32B5/10 | PVGPATDIS, file of 2026-04-10 |
| E04D | Roof coverings; sky-lights; gutters; roof-working tools | E04D5/10 | 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 |
|---|---|---|---|---|---|
| 2025-09-02 | Assignment Assignment of assignor's interest | HOLCIM TECHNOLOGY LTD signed 2025-06-01 | AMRIZE TECHNOLOGY SWITZERLAND LLC ZUG | 72795/105 | PASDL, file of 2026-10-15 |
| 2022-09-19 | Assignment Assignment of assignor's interest | FIRESTONE BUILDING PRODUCTS COMPANY, LLC signed 2022-04-04 | HOLCIM TECHNOLOGY LTD 6300 ZUG | 61141/683 | PASDL, file of 2026-10-15 |
| 2021-08-11 | Correction Corrective assignment to correct the conveying party name previously recorded at reel: 047755 frame: 0607. assignor(s) hereby confirms the assignment. | TIPPMANN, DONNA signed 2021-08-05 | FIRESTONE BUILDING PRODUCTS COMPANY, LLC NASHVILLE, TN | 57177/798 | ECORSEXC, file of 2026-09-25 |
| 2018-12-12 | Assignment Assignment of assignor's interest | TIPPMAN, DONNA signed 2018-11-14 ALLEN, MICHAEL P. signed 2018-11-15 ZHOU, WENSHENG signed 2018-11-15 | FIRESTONE BUILDING PRODUCTS COMPANY, LLC NASHVILLE, TN | 47755/607 | 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.