B32B 2307/536
Hardness
B32B2307/536 (Hardness) appears on 1,233 US grants and 2,004 published applications in this corpus.
Search patents in B32B- Granted patents
- 1,233
- Published applications
- 2,004
- Assignees
- 857
- Inventors
- 4,125
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 5 |
| 2003 | 2 | 4 |
| 2004 | 3 | 14 |
| 2005 | 6 | 12 |
| 2006 | 9 | 31 |
| 2007 | 5 | 23 |
| 2008 | 6 | 6 |
| 2009 | 6 | 24 |
| 2010 | 9 | 34 |
| 2011 | 13 | 41 |
| 2012 | 15 | 37 |
| 2013 | 16 | 37 |
| 2014 | 24 | 42 |
| 2015 | 22 | 71 |
| 2016 | 37 | 117 |
| 2017 | 52 | 133 |
| 2018 | 60 | 172 |
| 2019 | 107 | 186 |
| 2020 | 137 | 169 |
| 2021 | 103 | 214 |
| 2022 | 110 | 156 |
| 2023 | 128 | 164 |
| 2024 | 139 | 133 |
| 2025 | 112 | 101 |
| 2026 | 71 | 77 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laminate windows for infrared sensing systems6 Oct 2026US 12,752,516 B2Corning Incorporated
- Vibration attenuation via tailored metastructures6 Oct 2026US 12,753,821 B2Purdue Research Foundation
- Simulated body tissue model6 Oct 2026US 12,755,650 B2SurgiReal Products, Inc.
- Bushingless track pin for a track type vehicle22 Sep 2026US 12,741,706 B2Caterpillar Inc.
- Multilayer body and electronic component formed of same15 Sep 2026US 12,735,570 B2Dow Toray Co., Ltd.
- Polymer safety glazing for vehicles8 Oct 2026US 2026/0307379 A1RO Technologies, LLC
- Laminated resin sheet for molding, and molded article using same1 Oct 2026US 2026/0295982 A1Mitsubishi Gas Chemical Company, Inc.
- Multilayer body and cured product obtained by curing same24 Sep 2026US 2026/0285017 A1Mitsubishi Gas Chemical Company, Inc.
- PVC hose with soft touch effect, as well as method of manufacturing thereof24 Sep 2026US 2026/0286117 A1Fitt S.p.A.
- Heterogeneous multifunctional polymer network stack structure17 Sep 2026US 2026/0273907 A1Ares Materials Inc.
Most cited
By later US patents
- Golf ball with a multi-layered cover185US 5,783,293 AAcushnet Company · 1998
- Multilayer dental appliances and related methods and systems157US 9,655,691 B2Align Technology, Inc. · 2017
- Soft elastomeric composite composition133US 6,025,067 A2000
- Novel compositions99US 4,061,815 AThe Upjohn Company · 1977
- Methods for stabilizing physical dimensions and positioning of knitted electrodes of a knitted garment82US 9,598,799 B2Healthwatch Ltd. · 2017