Amrize Ltd (AMRZ)
Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 20268 patents granted to the 2 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Amrize Ltd’s names, not what it holds today.
2 published
0 published
| Granted | Patent | Title | Field | Owner as printed |
|---|---|---|---|---|
| Dec 23, 2025 | 12,503,856 | Thermoplastic roofing membranes for fully-adhered roofing systems | Civil engineering | Amrize Technology Switzerland LLC |
| Sep 30, 2025 | 12,428,842 | Multi-layered thermoplastic roofing membranes | Surface technology, coating | Amrize Technology Switzerland LLC |
| Jun 29, 2021 | 11,046,613 | Asphalt formulations and methods for production | Materials, metallurgy | Herbert Malarkey Roofing Company |
| Oct 29, 2019 | 10,457,602 | Asphalt formulations and methods for production | Materials, metallurgy | Herbert Malarkey Roofing Company |
| Jun 4, 2002 | 6,397,546 | Laminated shingle | Civil engineering | Herbert Malarkey Roofing Company |
| Nov 14, 2000 | 6,145,265 | Laminated shingle | Civil engineering | Herbert Malarkey Roofing Company |
| Jan 16, 1996 | 5,484,653 | Fire resistant mat | Textile and paper machines | Herbert Malarkey Roofing Company |
| May 3, 1994 | 5,308,692 | Fire resistant mat | Textile and paper machines | Herbert Malarkey Roofing Company |
| Published | Application | Title | Field | Owner as printed |
|---|---|---|---|---|
| Oct 21, 2021 | 2021/0323867 | ASPHALT FORMULATIONS AND METHODS FOR PRODUCTION | Materials, metallurgy | Herbert Malarkey Roofing Company |
| Feb 13, 2020 | 2020/0048150 | Asphalt Formulations and Methods for Production | Materials, metallurgy | Herbert Malarkey Roofing Company · patent 11,046,613 granted from it |
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.