B29C 51/008
Without using a mould
Official title: {without using a mould, e.g. ballooning (as prestretching step B29C51/06)}
B29C51/008 (Without using a mould) appears on 33 US grants and 39 published applications in this corpus.
Search patents in B29C- Granted patents
- 33
- Published applications
- 39
- Assignees
- 30
- Inventors
- 69
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 3 | 6 |
| 2013 | 3 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 4 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 3 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing a tub-shaped sanitary object made of plastic with a visible side and a bottom30 Jun 2026US 12,668,018 B2Duravit Aktiengesellschaft
- Z-channeling into a preform via needle perforation in a stand-alone tool17 Feb 2026US 12,552,085 B2Rtx Corporation
- Method for forming custom orthotics4 Nov 2025US 12,459,190 B1
- Machine and method for obtaining a curved surface for a film structure6 May 2025US 12,290,998 B2Essilor International
- System for forming custom orthotics18 Feb 2025US 12,226,947 B1
- Z-channeling into a preform via needle perforation in a stand-alone tool24 Apr 2025US 2025/0128466 A1Rtx Corporation
- Method for producing a tub-shaped sanitary object made of plastic with a visible side and a bottom26 Sep 2024US 2024/0316854 A1Duravit Aktiengesellschaft
- Machine and method for obtaining a curved surface for a film structure31 Aug 2023US 2023/0271393 A1Essilor International
- Parison Former15 Jun 2023US 2023/0182371 A1Blockwise Engineering LLC
- Material forming apparatus and material forming method30 Jun 2022US 2022/0203598 A1
Most cited
By later US patents
- High-impact, transparent, distortion-free polymeric sheet and windshield51US 7,425,369 B22008
- Composite material for custom fitted products18US 8,951,217 B2Exos Corporation · 2015
- Decorative light transmitting panel and method for its fabrication16US 5,571,598 A1996
- Method for forming double-walled units11US 3,971,687 AImperial Chemical Industries PLC · 1976
- Micro-bubble laminate with perforated substrate11US 5,084,324 AW. R. Grace & Co.-Conn. · 1992