B29C 44/32
Incorporating or moulding on preformed parts
Official title: Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
B29C44/32 (Incorporating or moulding on preformed parts) appears on 387 US grants and 300 published applications in this corpus.
Search patents in B29C- Granted patents
- 387
- Published applications
- 300
- Assignees
- 272
- Inventors
- 841
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 10 | 0 |
| 1978 | 16 | 0 |
| 1979 | 11 | 0 |
| 1980 | 13 | 0 |
| 1981 | 9 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 11 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 13 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 8 |
| 2003 | 6 | 9 |
| 2004 | 1 | 4 |
| 2005 | 7 | 15 |
| 2006 | 1 | 9 |
| 2007 | 6 | 12 |
| 2008 | 1 | 15 |
| 2009 | 3 | 10 |
| 2010 | 5 | 18 |
| 2011 | 3 | 9 |
| 2012 | 9 | 12 |
| 2013 | 14 | 18 |
| 2014 | 4 | 11 |
| 2015 | 5 | 13 |
| 2016 | 8 | 20 |
| 2017 | 9 | 15 |
| 2018 | 13 | 17 |
| 2019 | 25 | 14 |
| 2020 | 10 | 18 |
| 2021 | 9 | 10 |
| 2022 | 4 | 16 |
| 2023 | 12 | 8 |
| 2024 | 10 | 6 |
| 2025 | 9 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 44/326Joining the preformed parts133
- B29C 44/321The preformed part being a lining126
- B29C 44/322The preformed parts being elongated inserts111
- B29C 44/332The preformed parts being three-dimensional structures25
- B29C 44/334Filling the preformed spaces or cavities22
- B29C 44/329The preformed parts being partially embedded18
- B29C 44/328The foamable components being mixed in the nip between the preformed parts2
Recent patents
- Members for sealing, baffling, or reinforcing4 Aug 2026US 12,697,764 B2Zephyros, Inc.
- 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.
- Method for producing corrugated laminated panels24 Sep 2026US 2026/0284941 A1Dow Global Technologies LLC
- Non-perforated artificial turf with porous backing and methods of manufacture thereof24 Sep 2026US 2026/0286624 A1Spinturf, LLC
- Constrained-type vibration-damping metal sheet having foam pores and method for manufacturing same23 Apr 2026US 2026/0109135 A1Posco
- Tube production, pre-insulated tubular rods4 Sep 2025US 2025/0276480 A1
- Method for preparing a foamed floor with wood texture4 Sep 2025US 2025/0277376 A1Anhui Sentai WPC-TEC Flooring Co., Ltd.
Most cited
By later US patents
- Foam-filled extruded decking plank and decking attachment system112US 5,660,016 A1997
- Method and apparatus for microcellular polymer extrusion107US 6,284,810 B1Trexel, Inc. · 2001
- Method and apparatus for microcellular polymer extrusion105US 6,884,377 B1Trexel, Inc. · 2005
- 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