B32B 15/013
One layer being formed of an iron alloy or steel, another layer
Official title: {one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium}
B32B15/013 (One layer being formed of an iron alloy or steel, another layer) appears on 1,401 US grants and 1,918 published applications in this corpus.
Search patents in B32B- Granted patents
- 1,401
- Published applications
- 1,918
- Assignees
- 500
- Inventors
- 3,106
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 12 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 18 | 6 |
| 2002 | 13 | 8 |
| 2003 | 14 | 26 |
| 2004 | 17 | 20 |
| 2005 | 12 | 14 |
| 2006 | 7 | 17 |
| 2007 | 6 | 19 |
| 2008 | 3 | 36 |
| 2009 | 14 | 34 |
| 2010 | 13 | 35 |
| 2011 | 24 | 32 |
| 2012 | 14 | 44 |
| 2013 | 19 | 84 |
| 2014 | 38 | 95 |
| 2015 | 43 | 121 |
| 2016 | 47 | 105 |
| 2017 | 79 | 92 |
| 2018 | 80 | 122 |
| 2019 | 102 | 120 |
| 2020 | 97 | 135 |
| 2021 | 117 | 115 |
| 2022 | 108 | 127 |
| 2023 | 110 | 147 |
| 2024 | 112 | 140 |
| 2025 | 124 | 126 |
| 2026 | 72 | 98 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-strength electrogalvannealed steel sheet and method for manufacturing the same6 Oct 2026US 12,753,456 B2Jfe Steel Corporation
- Cookware with copper bonded layer29 Sep 2026US 12,745,872 B2All-Clad Metalcrafters LLC
- Steel sheet for hot press formed member22 Sep 2026US 12,741,447 B2Posco
- Flat metal product and component based thereon15 Sep 2026US 12,734,569 B2ThyssenKrupp Steel Europe AG
- Multiple layered face for a golf club head1 Sep 2026US 12,722,047 B1Callaway Golf Company
- Coated steel sheet, member, and methods for producing the same1 Oct 2026US 2026/0297713 A1Jfe Steel Corporation
- Steel sheet and plated steel sheet1 Oct 2026US 2026/0297714 A1Nippon Steel Corporation
- Hot dipping and high-temperature austenitizing technologies-based zinc-aluminum-magnesium coated steel sheet to be stamped, preparation method therefor and use thereof1 Oct 2026US 2026/0297720 A1Bengang Steel Plates Co., Ltd.
- Adhesively joined structure and component for vehicle24 Sep 2026US 2026/0285007 A1Nippon Steel Corporation
- Press hardening method24 Sep 2026US 2026/0286457 A1
Most cited
By later US patents
- Time sequenced heating of multiple layers in a hydrocarbon containing formation225US 7,635,023 B2Shell Oil Company · 2009
- Temperature limited heaters using phase transformation of ferromagnetic material186US 7,597,147 B2Shell Oil Company · 2009
- Wellhead with non-ferromagnetic materials184US 7,533,719 B2Shell Oil Company · 2009
- Compositions produced using an in situ heat treatment process172US 7,604,052 B2Shell Oil Company · 2009
- Sour gas injection for use with in situ heat treatment163US 7,610,962 B2Shell Oil Company · 2009