B29C 67/249
For making articles of indefinite length
Official title: {for making articles of indefinite length}
B29C67/249 (For making articles of indefinite length) appears on 37 US grants and 23 published applications in this corpus.
Search patents in B29C- Granted patents
- 37
- Published applications
- 23
- Assignees
- 17
- Inventors
- 70
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 2 |
| 2016 | 2 | 0 |
| 2017 | 1 | 2 |
| 2018 | 0 | 2 |
| 2019 | 3 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oven provided with a measurement system inside the fibrous mat6 Jan 2026US 12,515,381 B2Saint-Gobain Isover
- Curing oven and method of controlling curing oven1 Apr 2025US 12,264,098 B2Rockwool A/S
- Method for ventilating an oven12 Nov 2024US 12,140,376 B2Saint-Gobain Isover
- Method for measuring inside a blanket of mineral or plant fibres8 Sep 2020US 10,768,163 B2Saint-Gobain Isover
- System and method for continuous strand fiberglass media processing26 Nov 2019US 10,487,427 B2Superior Fibers, LLC
- System and method for crosslinking a continuous mat of mineral and/or plant fibers18 Dec 2025US 2025/0382224 A1
- System and method for manufacturing a continuous mat of mineral and/or plant fibers11 Dec 2025US 2025/0375940 A1
- Oven provided with a measurement system inside the fibrous mat21 Sep 2023US 2023/0294336 A1Saint-Gobain Isover
- Method for ventilating an oven17 Aug 2023US 2023/0258406 A1Saint-Gobain Isover
- Curing oven and method of controlling curing oven20 Apr 2023US 2023/0123109 A1Rockwool A/S
Most cited
By later US patents
- Fibrous product formed of layers of compressed fibers93US 4,310,585 AOwens-Corning Fiberglas Corporation · 1982
- Mineral fiber insulation batt impregnated with coextruded polymer layering system64US 5,733,624 AGuardian Fiberglass, Inc. · 1998
- Apparatus for heat treatment of fibrous mats25US 4,263,007 ASaint-Gobain Industries · 1981
- Apparatus for forming a mineral wool fiberboard product24US 4,097,209 AArmstrong Cork Company · 1978
- Method of making mineral fiber insulation batt impregnated with coextruded polymer layering system18US 5,746,854 AGuardian Fiberglass, Inc. · 1998