B65D 90/42
By use of particular materials for covering surface of liquids
Official title: by use of particular materials for covering surface of liquids
B65D90/42 (By use of particular materials for covering surface of liquids) appears on 17 US grants and 16 published applications in this corpus.
Search patents in B65D- Granted patents
- 17
- Published applications
- 16
- Assignees
- 18
- Inventors
- 43
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Multilayer panel comprising biofilm to reduce evaporation in dams28 Oct 2025US 12,454,406 B2Anadolu Universitesi
- Lightweight-foamed glass aggregates for vaporization suppression8 Oct 2024US 12,110,173 B2Aero Aggregates of North America LLC
- Lightweight-foamed glass aggregates for vaporization suppression4 Oct 2022US 11,459,170 B2Aero Aggregates of North America LLC
- Lightweight-foamed glass aggregates for vaporization suppression26 Jan 2021US 10,900,188 B2Aero Aggregates of North America LLC
- Float and evaporation suppressing method24 Mar 2020US 10,597,226 B2Fanuc Corporation
- A multilayer panel comprising biofilm to reduce evoparation in dams2 Feb 2023US 2023/0032456 A1Anadolu Universitesi
- Lightweight-foamed glass aggregates for vaporization suppression26 Jan 2023US 2023/0027637 A1Aero Aggregates of North America LLC
- Modular barrier for liquid storage tanks29 Dec 2022US 2022/0411181 A1VaporLok Inc.
- Suppression of water evaporation using floating lattice-like structures11 Aug 2022US 2022/0250027 A1State of Israel, Ministry of Agriculture & Rural Development, Agricultural Research Organization
- Lightweight-foamed glass aggregates for vaporization suppression12 Aug 2021US 2021/0246622 A1Aero Aggregates of North America LLC
Most cited
By later US patents
- Thermal pool cover44US 4,270,232 A1981
- Covering or blanketing liquid surfaces and float members for effecting same24US 3,938,338 A1976
- Gas venting floating cover17US 4,438,863 AGlobe Linings, Inc. · 1984
- Open liquid surface cover11US 3,993,214 AGeorg Fischer Aktiengesellschaft · 1976
- Vapor barriers for liquid conservation9US 4,035,149 AShell Oil Company · 1977