B29C 61/06
Making preforms having internal stresses
Official title: Making preforms having internal stresses, e.g. plastic memory
B29C61/06 (Making preforms having internal stresses) appears on 1,063 US grants and 407 published applications in this corpus.
Search patents in B29C- Granted patents
- 1,063
- Published applications
- 407
- Assignees
- 351
- Inventors
- 1,326
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 11 | 0 |
| 1978 | 8 | 0 |
| 1979 | 9 | 0 |
| 1980 | 23 | 0 |
| 1981 | 26 | 0 |
| 1982 | 24 | 0 |
| 1983 | 34 | 0 |
| 1984 | 37 | 0 |
| 1985 | 37 | 0 |
| 1986 | 30 | 0 |
| 1987 | 31 | 0 |
| 1988 | 29 | 0 |
| 1989 | 37 | 0 |
| 1990 | 33 | 0 |
| 1991 | 27 | 0 |
| 1992 | 27 | 0 |
| 1993 | 16 | 0 |
| 1994 | 45 | 0 |
| 1995 | 42 | 0 |
| 1996 | 55 | 0 |
| 1997 | 89 | 0 |
| 1998 | 46 | 0 |
| 1999 | 38 | 0 |
| 2000 | 24 | 0 |
| 2001 | 27 | 10 |
| 2002 | 22 | 24 |
| 2003 | 11 | 28 |
| 2004 | 10 | 25 |
| 2005 | 4 | 15 |
| 2006 | 4 | 10 |
| 2007 | 4 | 11 |
| 2008 | 3 | 20 |
| 2009 | 4 | 13 |
| 2010 | 6 | 22 |
| 2011 | 6 | 20 |
| 2012 | 7 | 20 |
| 2013 | 10 | 17 |
| 2014 | 24 | 11 |
| 2015 | 8 | 8 |
| 2016 | 12 | 21 |
| 2017 | 14 | 10 |
| 2018 | 9 | 14 |
| 2019 | 11 | 10 |
| 2020 | 7 | 23 |
| 2021 | 11 | 14 |
| 2022 | 8 | 19 |
| 2023 | 12 | 14 |
| 2024 | 15 | 12 |
| 2025 | 17 | 9 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatuses, methods, and systems for reconfigurable three-dimensional mesostructures8 Sep 2026US 12,727,807 B2The University of North Carolina at Chapel Hill
- Heat-shrinkable polyester film, heat-shrinkable label, and package product11 Aug 2026US 12,703,770 B2Toyobo Co., Ltd.
- Heat-shrinkable polyester film10 Mar 2026US 12,570,814 B2Bonset America Corporation
- Device for moulding a bladed part of a turbomachine3 Mar 2026US 12,565,015 B2Safran Aircraft Engines
- Device for moulding a bladed part of a turbomachine10 Feb 2026US 12,544,992 B2Safran Aircraft Engines
- Pcl/dcp based free standing thermo-responsive two way shape memory polymer gripper7 May 2026US 2026/0125555 A1Khalifa University of Science and Technology
- Apparatuses, methods, and systems for reconfigurable three-dimensional mesostructures23 Apr 2026US 2026/0108194 A1The University of North Carolina at Chapel Hill
- Heat shrink tube26 Mar 2026US 2026/0083882 A1Zeus Co., Ltd.
- Heat-Shrinkable Tube Having Tearable Properties29 Jan 2026US 2026/0027767 A1Junkosha Inc.
- Polyester-based shrink film29 Jan 2026US 2026/0028461 A1Bonset America Corporation
Most cited
By later US patents
- Article forming system696US 4,773,182 AHighland Supply Corporation · 1988
- Method for wrapping an object with a material having pressure sensitive adhesive thereon626US 5,111,638 AHighland Supply Corporation · 1992
- Filter-catheter and method of manufacturing same541US 5,421,832 A1995
- Method of wrapping a floral grouping with a wrapper having a central opening394US 5,205,108 AHighland Supply Corporation · 1993
- Reversibly necked material360US 4,965,122 AKimberly-Clark Corporation · 1990