B29C 44/321
The preformed part being a lining
Official title: {the preformed part being a lining, e.g. a film or a support lining}
B29C44/321 (The preformed part being a lining) appears on 126 US grants and 90 published applications in this corpus.
Search patents in B29C- Granted patents
- 126
- Published applications
- 90
- Assignees
- 104
- Inventors
- 306
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 3 |
| 2003 | 4 | 2 |
| 2004 | 1 | 0 |
| 2005 | 2 | 3 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 1 | 8 |
| 2014 | 0 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 6 |
| 2017 | 3 | 5 |
| 2018 | 2 | 2 |
| 2019 | 4 | 7 |
| 2020 | 4 | 6 |
| 2021 | 4 | 8 |
| 2022 | 3 | 11 |
| 2023 | 8 | 4 |
| 2024 | 5 | 3 |
| 2025 | 4 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Panel member production line30 Jun 2026US 12,668,003 B2Dow Global Technologies LLC
- Surface finish manufacturing system and process12 May 2026US 12,623,391 B2Eva Last Hong Kong Limited
- Constrained-type vibration-damping metal sheet having foam pores and method for manufacturing same3 Feb 2026US 12,539,687 B2Posco
- Method for producing sheet for heat-insulating foamed paper container23 Dec 2025US 12,503,817 B2Nissin Foods Holdings Co., Ltd.
- Floor panel for forming a floor covering21 Oct 2025US 12,448,789 B2Unilin BV
- Constrained-type vibration-damping metal sheet having foam pores and method for manufacturing same23 Apr 2026US 2026/0109135 A1Posco
- Method for preparing a foamed floor with wood texture4 Sep 2025US 2025/0277376 A1Anhui Sentai WPC-TEC Flooring Co., Ltd.
- Methods for foam-forming a multi-layer absorbent substrate and such absorbent substrates19 Jun 2025US 2025/0196409 A1Kimberly-Clark Worldwide, Inc.
- Floor panel for forming a floor covering20 Feb 2025US 2025/0059775 A1Unilin BV
- Thermoplastic prepreg based foam product13 Jun 2024US 2024/0190089 A1Johns Manville
Most cited
By later US patents
- Composite panel94US 4,073,997 AOwens-Corning Fiberglas Corporation · 1978
- Inverted cell pad material for grinding, lapping, shaping and polishing91US 4,841,680 ARodel, Inc. · 1989
- Faced foam insulation board and froth-foaming method for making same86US 4,572,865 AThe Celotex Corporation · 1986
- Insulating sheathing with tough three-ply facers75US 6,093,481 AThe Celotex Corporation · 2000
- Apparatus and method for production of polyurethane carpet backing62US 4,278,482 ACustom Coating, Inc. · 1981