B32B 2250/42
Alternating layers
Official title: Alternating layers, e.g. ABAB(C), AABBAABB(C)
B32B2250/42 (Alternating layers) appears on 459 US grants and 698 published applications in this corpus.
Search patents in B32B- Granted patents
- 459
- Published applications
- 698
- Assignees
- 418
- Inventors
- 1,628
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 4 | 2 |
| 2004 | 3 | 1 |
| 2005 | 2 | 4 |
| 2006 | 1 | 26 |
| 2007 | 4 | 5 |
| 2008 | 0 | 4 |
| 2009 | 2 | 17 |
| 2010 | 7 | 21 |
| 2011 | 7 | 18 |
| 2012 | 11 | 26 |
| 2013 | 12 | 27 |
| 2014 | 8 | 37 |
| 2015 | 10 | 35 |
| 2016 | 25 | 31 |
| 2017 | 23 | 55 |
| 2018 | 31 | 55 |
| 2019 | 36 | 57 |
| 2020 | 41 | 55 |
| 2021 | 43 | 38 |
| 2022 | 36 | 46 |
| 2023 | 31 | 56 |
| 2024 | 38 | 49 |
| 2025 | 36 | 23 |
| 2026 | 19 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transparent laminate for radiative cooling and radiative cooling material including the same6 Oct 2026US 12,752,522 B2Hyundai Motor Company
- Cookware with copper bonded layer29 Sep 2026US 12,745,872 B2All-Clad Metalcrafters LLC
- Composite materials4 Aug 2026US 12,697,803 B2University of Leeds
- Propulsion strengthening member4 Aug 2026US 12,697,805 B2Riken
- Starch-based packaging material, apparatus and method for making same21 Jul 2026US 12,686,543 B2New Starch Solutions, LLC
- Fire-resistant pad8 Oct 2026US 2026/0307375 A1LG Energy Solution, Ltd.
- Laminated structure and method for manufacturing laminated structure13 Aug 2026US 2026/0233489 A1Tomoegawa Co., Ltd.
- Ultrathin blown film with specific properties16 Jul 2026US 2026/0200164 A1Covestro Deutschland AG
- Reinforcement for a Side-Impact2 Jul 2026US 2026/0184036 A1Zephyros, Inc.
- Method of manufacture of component for manipulating an input shockwave2 Jul 2026US 2026/0184043 A1
Most cited
By later US patents
- Lamellar polymeric body280US 5,217,794 AThe Dow Chemical Company · 1993
- Wrinkle resistant infrared reflecting film and non-planar laminate articles made therefrom249US 6,797,396 B13M Innovative Properties Company · 2004
- Method of producing a lamellar polymeric body214US 5,316,703 AThe Dow Chemical Company · 1994
- Titanium-polymer hybrid laminates126US 6,114,050 AThe Boeing Company · 2000
- Armour plate composite with ceramic impact layer123US 4,836,084 AAkzo N. V. · 1989