B29C 71/0009
After-treatment of articles without altering their shape: using liquids
Official title: {using liquids, e.g. solvents, swelling agents (spectacle cases, e.g. for cleaning contact lenses A45C11/04; disinfecting or sterilising contact lenses A61L12/00, using liquid substances A61L2/20; cleaning involving the use of liquid in general B08B3/00; for hydrating contact lenses B29D11/00067)}
B29C71/0009 (After-treatment of articles without altering their shape: using liquids) appears on 491 US grants and 549 published applications in this corpus.
Search patents in B29C- Granted patents
- 491
- Published applications
- 549
- Assignees
- 354
- Inventors
- 1,248
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 24 | 0 |
| 1998 | 25 | 0 |
| 1999 | 10 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 2 |
| 2002 | 3 | 4 |
| 2003 | 6 | 9 |
| 2004 | 6 | 12 |
| 2005 | 2 | 10 |
| 2006 | 3 | 8 |
| 2007 | 2 | 19 |
| 2008 | 3 | 8 |
| 2009 | 2 | 11 |
| 2010 | 6 | 9 |
| 2011 | 4 | 14 |
| 2012 | 7 | 8 |
| 2013 | 9 | 10 |
| 2014 | 9 | 15 |
| 2015 | 10 | 15 |
| 2016 | 8 | 25 |
| 2017 | 16 | 34 |
| 2018 | 19 | 30 |
| 2019 | 27 | 30 |
| 2020 | 20 | 41 |
| 2021 | 30 | 47 |
| 2022 | 28 | 46 |
| 2023 | 33 | 39 |
| 2024 | 41 | 44 |
| 2025 | 36 | 31 |
| 2026 | 21 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 2071/0027Removing undesirable residual componentsIndexing code114
- B29C 2071/0045Washing using non-reactive liquidsIndexing code51
- B29C 2071/0018Absorbing ingredientsIndexing code37
- B29C 2071/0054Supercritical fluid treatment, i.e. using a liquid in which distinct liquid andIndexing code20
- B29C 2071/0036Extracting, degassing, removing gases from moulded articlesIndexing code8
Recent patents
- Forming method of water-soluble protective film, and processing method of plate-shaped object6 Oct 2026US 12,752,493 B2Disco Corporation
- Process for preparing coated shaped bodies and their use28 Jul 2026US 12,692,357 B2BASF SE
- Three-dimensional printing30 Jun 2026US 12,668,022 B2Peridot Print LLC
- Adhesion promoter for composites and methods thereof16 Jun 2026US 12,655,303 B2Commonwealth Scientific and Industrial Research Organisation
- Methods for producing three-dimensional objects19 May 2026US 12,629,895 B2Carbon, Inc.
- Solutions and methods for removing unwanted material from additive manufactured objects having elastomeric properties1 Oct 2026US 2026/0295954 A1PostProcess Technologies, Inc.
- Infusion multimaterial actinic spatial control three-dimensional printing methods17 Sep 2026US 2026/0273875 A1Wisconsin Alumni Research Foundation
- Post-processing equipment for 3d-printed plastic parts and installation method thereof27 Aug 2026US 2026/0249571 A1Suzhou REPOLY Technology Co., Ltd
- 3d printing and fabrication6 Aug 2026US 2026/0225288 A1King Abdullah University of Science and Technology
- Method for producing graphitised formed parts by means of 3d printing6 Aug 2026US 2026/0225313 A1Nippon Kornmeyer Carbon Group GmbH
Most cited
By later US patents
- Method and apparatus for cleaning stereolithographically produced objects311US 5,248,456 A3D Systems, Inc. · 1993
- Polyurethane resins having multiple mechanisms of hardening for use in producing three-dimensional objects271US 9,453,142 B2Carbon3D, Inc. · 2016
- Stereolithography method and apparatus193US 5,143,663 A3D Systems, Inc. · 1992
- Sheets having a highly inorganically filled organic polymer matrix172US 5,508,072 AE. Khashoggi Industries · 1996
- Articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix171US 5,506,046 AE. Khashoggi Industries · 1996