B29C 61/00
Shaping by liberation of internal stresses
Official title: Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor (for surface shaping B29C59/18; for lining articles B29C63/38; for joining preformed parts B29C65/66 {; for packaging B65B53/00; connecting arrangements or other fittings for plastics pipes using shrink-down material F16L47/22, electrical connections insulated using heat shrinking insulating sleeves H01R4/72; cable junctions protected by sleeves H02G15/18})
B29C61/00 (Shaping by liberation of internal stresses) appears on 1,692 US grants and 821 published applications in this corpus.
Search patents in B29C- Granted patents
- 1,692
- Published applications
- 821
- Assignees
- 663
- Inventors
- 2,436
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 18 | 0 |
| 1978 | 20 | 0 |
| 1979 | 14 | 0 |
| 1980 | 31 | 0 |
| 1981 | 43 | 0 |
| 1982 | 33 | 0 |
| 1983 | 40 | 0 |
| 1984 | 56 | 0 |
| 1985 | 50 | 0 |
| 1986 | 40 | 0 |
| 1987 | 50 | 0 |
| 1988 | 38 | 0 |
| 1989 | 57 | 0 |
| 1990 | 48 | 0 |
| 1991 | 50 | 0 |
| 1992 | 42 | 0 |
| 1993 | 28 | 0 |
| 1994 | 63 | 0 |
| 1995 | 55 | 0 |
| 1996 | 66 | 0 |
| 1997 | 104 | 0 |
| 1998 | 62 | 0 |
| 1999 | 53 | 0 |
| 2000 | 44 | 0 |
| 2001 | 36 | 15 |
| 2002 | 29 | 38 |
| 2003 | 27 | 42 |
| 2004 | 20 | 42 |
| 2005 | 11 | 26 |
| 2006 | 9 | 19 |
| 2007 | 8 | 24 |
| 2008 | 8 | 38 |
| 2009 | 12 | 36 |
| 2010 | 15 | 46 |
| 2011 | 18 | 42 |
| 2012 | 19 | 45 |
| 2013 | 26 | 38 |
| 2014 | 39 | 35 |
| 2015 | 24 | 33 |
| 2016 | 32 | 36 |
| 2017 | 29 | 27 |
| 2018 | 25 | 39 |
| 2019 | 30 | 21 |
| 2020 | 16 | 44 |
| 2021 | 30 | 32 |
| 2022 | 20 | 32 |
| 2023 | 21 | 22 |
| 2024 | 27 | 24 |
| 2025 | 25 | 13 |
| 2026 | 11 | 12 |
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 film14 Jul 2026US 12,679,939 B2C. I. TAKIRON Corporation
- Apparatus and method of peeling film5 May 2026US 12,617,197 B2Samsung Display Co., Ltd.
- Heater system for catheter manufacturing5 May 2026US 12,618,616 B2
- Infrared heating device, heating device reflector assembly, and heating device control system3 Sep 2026US 2026/0257402 A1TE Connectivity Solutions GmbH
- Apparatus and method of peeling film20 Aug 2026US 2026/0241676 A1Samsung Display Co., Ltd.
- Methods for preparing a polyster film and compositions thereof11 Jun 2026US 2026/0158727 A1Far Eastern New Century Corporation
- Methods for preparing a polyester film an compositions thereof11 Jun 2026US 2026/0158728 A1Far Eastern New Century Corporation
- Pcl/dcp based free standing thermo-responsive two way shape memory polymer gripper7 May 2026US 2026/0125555 A1Khalifa University of Science and Technology
Most cited
By later US patents
- Article forming system696US 4,773,182 AHighland Supply Corporation · 1988
- Shape memory polymers676US 6,388,043 B1Mnemoscience GmbH · 2002
- Method for wrapping an object with a material having pressure sensitive adhesive thereon626US 5,111,638 AHighland Supply Corporation · 1992
- Anatomically shaped vasoocclusive device and method of making the same551US 5,645,558 AMedical University of South Carolina · 1997
- Filter-catheter and method of manufacturing same541US 5,421,832 A1995