B32B 11/02
Layered products comprising a layer of bituminous or tarry substances: with fibres
Official title: with fibres or particles {being present as additives in the layer}
B32B11/02 (Layered products comprising a layer of bituminous or tarry substances: with fibres) appears on 113 US grants and 135 published applications in this corpus.
Search patents in B32B- Granted patents
- 113
- Published applications
- 135
- Assignees
- 60
- Inventors
- 213
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 8 |
| 2006 | 1 | 4 |
| 2007 | 0 | 6 |
| 2008 | 2 | 3 |
| 2009 | 2 | 4 |
| 2010 | 4 | 12 |
| 2011 | 6 | 8 |
| 2012 | 5 | 3 |
| 2013 | 8 | 6 |
| 2014 | 2 | 7 |
| 2015 | 7 | 6 |
| 2016 | 8 | 12 |
| 2017 | 4 | 5 |
| 2018 | 1 | 4 |
| 2019 | 6 | 16 |
| 2020 | 3 | 3 |
| 2021 | 11 | 7 |
| 2022 | 6 | 7 |
| 2023 | 3 | 2 |
| 2024 | 6 | 3 |
| 2025 | 4 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-friction road patch7 Oct 2025US 12,435,476 B2Auburn University
- Asphaltic sheet materials including expandable graphite1 Jul 2025US 12,343,957 B2Holcim Technology Ltd
- Polymer modified asphalt roofing material1 Apr 2025US 12,264,476 B2Owens Corning Intellectual Capital, LLC
- Method for providing bituminous backings for the construction industry7 Jan 2025US 12,188,234 B2SILCART S.p.A.
- Shingle with reinforced nail zone and method of manufacturing26 Nov 2024US 12,151,906 B2Owens Corning Intellectual Capital, LLC
- Pressure sensitive adhesive composition having improved heat-stability and use thereof6 Aug 2026US 2026/0226323 A1Sika Technology AG
- Reflective roofing material3 Jul 2025US 2025/0215687 A1Garland Industries, Inc.
- Polymer modified asphalt roofing material19 Jun 2025US 2025/0198156 A1Owens Corning Intellectual Capital, LLC
- Shingle with reinforced nail zone and method of manufacturing6 Feb 2025US 2025/0042675 A1Owens Corning Intellectual Capital, LLC
- Roofing materials including a layer of a parting agent7 Nov 2024US 2024/0368890 A1Owens Corning Intellectual Capital, LLC
Most cited
By later US patents
- Roofing membrane and method95US 4,992,315 AGAF Buildinhg Materials Corp. · 1991
- Shingle with improved blow-off resistance73US 6,758,019 B2CertainTeed Corporation · 2004
- Shingle with reinforcement layer71US 7,781,046 B2CertainTeed Corporation · 2010
- Glass mat with reinforcing binder70US 4,879,173 AGeorgia-Pacific Corporation · 1989
- Glass mat with reinforcing binder69US 5,342,680 AGeorgia-Pacific Corporation · 1994