D21J 1/165
Roofing material
Official title: {Roofing material}
D21J1/165 (Roofing material) appears on 8 US grants and 7 published applications in this corpus.
Search patents in D21J- Granted patents
- 8
- Published applications
- 7
- Assignees
- 6
- Inventors
- 24
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rapidly pressing mixtures of paper and plastic to targeted thickness and density11 Feb 2025US 12,220,901 B2Continuus Materials Intellectual Property, LLC
- Mineral fiber roof cover boards7 Sep 2021US 11,111,174 B2United States Gypsum Company
- Felt for forming fiber cement articles and related methods17 Nov 2020US 10,836,074 B2Huyck Licensco, Inc.
- Light weight gypsum fiber panel suitable for use as roof cover board24 Apr 2018US 9,950,957 B2United States Gypsum Company
- Liner/medium/paper/for laminated panel15 Sep 2015US 9,133,582 B2Spectra-Kote Corporation
- Rapidly pressing mixtures of paper and plastic to targeted thickness and density23 May 2024US 2024/0165939 A1Continuus Materials Intellectual Property, LLC
- Fiberboard manufactured with cellulose nanofibrils as a binder and method of making same1 Jun 2023US 2023/0167607 A1W. R. Meadows, Inc.
- Felt for forming fiber cement articles and related methods6 Jun 2019US 2019/0168414 A1Huyck Licensco, Inc.
- Mineral fiber roof cover boards14 Mar 2019US 2019/0077700 A1United States Gypsum Company
- Light Weight Gypsum Fiber Panel Suitable for Use as Roof Cover Board20 Apr 2017US 2017/0107152 A1United States Gypsum Company
Most cited
By later US patents
- Coated roofing insulation and roofing systems including such insulations15US 6,398,976 B1Johns Manville International, Inc. · 2002
- Coated roofing insulation and roofing systems including such insulations8US 6,177,024 B12001
- Perlite-based insulation board7US 6,149,831 AJohns Manville International, Inc. · 2000
- Light weight gypsum fiber panel suitable for use as roof cover board2US 9,950,957 B2United States Gypsum Company · 2018
- Felt for forming fiber cement articles and related methods1US 10,836,074 B2Huyck Licensco, Inc. · 2020