B29K 2995/0068
Permeability to liquids
Official title: Permeability to liquids; Adsorption
B29K2995/0068 (Permeability to liquids) appears on 616 US grants and 649 published applications in this corpus.
Search patents in B29K- Granted patents
- 616
- Published applications
- 649
- Assignees
- 452
- Inventors
- 1,408
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 10 | 0 |
| 1990 | 10 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 11 | 0 |
| 1995 | 13 | 0 |
| 1996 | 11 | 0 |
| 1997 | 17 | 0 |
| 1998 | 14 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 3 |
| 2002 | 11 | 25 |
| 2003 | 11 | 24 |
| 2004 | 19 | 13 |
| 2005 | 11 | 14 |
| 2006 | 5 | 19 |
| 2007 | 6 | 19 |
| 2008 | 8 | 37 |
| 2009 | 5 | 42 |
| 2010 | 18 | 29 |
| 2011 | 16 | 32 |
| 2012 | 22 | 29 |
| 2013 | 30 | 24 |
| 2014 | 29 | 26 |
| 2015 | 12 | 31 |
| 2016 | 27 | 49 |
| 2017 | 26 | 51 |
| 2018 | 27 | 35 |
| 2019 | 29 | 22 |
| 2020 | 30 | 17 |
| 2021 | 19 | 18 |
| 2022 | 13 | 30 |
| 2023 | 14 | 15 |
| 2024 | 20 | 24 |
| 2025 | 16 | 16 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of making a molded part and part made thereby1 Sep 2026US 12,723,337 B2Reifenhaeuser Gi Co.KG Maschinenfabrik
- Tooling element and methods for forming and using same11 Aug 2026US 12,703,124 B2Rohr, Inc.
- Fluid collection devices and methods of manufacturing same4 Aug 2026US 12,697,244 B2Purewick Corporation
- Method for manufacturing a barrier film, and a barrier film14 Jul 2026US 12,680,232 B2Stora Enso OYJ
- Barrier additive compositions for containers12 May 2026US 12,624,207 B2BP Polymers, LLC
- Bottle-forming preform with a multilayered wall, and gaseous beverage bottle obtained with such a preform25 Jun 2026US 2026/0175507 A1Societe des Produits Nestle S. A.
- Polyvinyl alcohol film and preparation method therefor30 Apr 2026US 2026/0117032 A1Anhui Wanwei Advanced Functional Membrane Materials Research Institute Co., Ltd
- Container and method of manufacture23 Apr 2026US 2026/0109103 A1Ring Container Technologies, LLC
- Resin molded article22 Jan 2026US 2026/0022218 A1Toppan Holdings Inc.
- Recyclable film with barrier layer1 Jan 2026US 2026/0001265 A1Rkw SE
Most cited
By later US patents
- Method of forming implantable vascular grafts230US 4,738,740 ACorvita Corporation · 1988
- Elastic laminate web208US 6,830,800 B2The Procter & Gamble Company · 2004
- Squeezable multi-layer dispensing container with one-way valve197US 5,332,121 AContinental PET Technologies, Inc. · 1994
- Applications for laminate web187US 6,878,433 B2The Procter & Gamble Company · 2005
- Biaxially drawn polyester vessel having resistance to heat distortion and gas barrier properties and process for preparation thereof179US 4,818,575 AToyo Seikan Kaisha, Ltd. · 1989