B29C 44/326
Joining the preformed parts
Official title: {Joining the preformed parts, e.g. to make flat or profiled sandwich laminates}
B29C44/326 (Joining the preformed parts) appears on 133 US grants and 129 published applications in this corpus.
Search patents in B29C- Granted patents
- 133
- Published applications
- 129
- Assignees
- 94
- Inventors
- 317
- Latest grant
- 26 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 3 |
| 2003 | 4 | 6 |
| 2004 | 1 | 2 |
| 2005 | 4 | 8 |
| 2006 | 0 | 5 |
| 2007 | 4 | 9 |
| 2008 | 0 | 9 |
| 2009 | 2 | 7 |
| 2010 | 3 | 12 |
| 2011 | 2 | 6 |
| 2012 | 5 | 7 |
| 2013 | 12 | 11 |
| 2014 | 1 | 4 |
| 2015 | 3 | 8 |
| 2016 | 4 | 8 |
| 2017 | 6 | 3 |
| 2018 | 8 | 8 |
| 2019 | 9 | 2 |
| 2020 | 1 | 4 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermoplastic prepreg based foam product26 Mar 2024US 11,938,691 B2Johns Manville
- System and method for the production of gypsum board using starch pellets16 Jan 2024US 11,873,259 B2CertainTeed Gypsum, Inc.
- Polyurethane-based insulation board5 Sep 2023US 11,745,465 B2Dow Global Technologies LLC
- Thermoplastic prepreg based foam product6 Dec 2022US 11,518,119 B2Johns Manville
- Process for flexibly manufacturing wetsuit or garment by integrally forming a functional surface layer on a rubber foam substrate23 Mar 2021US 10,953,576 B2Shei Chung Hsin Ind. Co., Ltd.
- Method for producing corrugated laminated panels24 Sep 2026US 2026/0284941 A1Dow Global Technologies LLC
- Composite insulation board13 Feb 2025US 2025/0050617 A1Fibrext LLC
- Thermoplastic prepreg based foam product13 Jun 2024US 2024/0190089 A1Johns Manville
- Thermoplastic prepreg based foam product2 Mar 2023US 2023/0066342 A1Johns Manville
- Process for producing isocyanate-based foam construction boards11 Aug 2022US 2022/0251320 A1Firestone Building Products Company, LLC
Most cited
By later US patents
- Composite panel94US 4,073,997 AOwens-Corning Fiberglas Corporation · 1978
- Faced foam insulation board and froth-foaming method for making same86US 4,572,865 AThe Celotex Corporation · 1986
- Foam insulation board faced with polymer-fibrous sheet composite82US 4,764,420 AThe Celotex Corporation · 1988
- Reinforced foamed resin structural material and process for manufacturing the same79US 4,330,494 ASekisui Kagaku Kogyo Kabushiki Kaisha · 1982
- Insulating sheathing with tough three-ply facers75US 6,093,481 AThe Celotex Corporation · 2000