B22F 3/11
Making porous workpieces or articles
B22F3/11 (Making porous workpieces or articles) appears on 1,156 US grants and 1,352 published applications in this corpus.
Search patents in B22F- Granted patents
- 1,156
- Published applications
- 1,352
- Assignees
- 763
- Inventors
- 3,142
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 9 | 0 |
| 1986 | 4 | 0 |
| 1987 | 9 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 14 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 19 | 0 |
| 1995 | 9 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 20 | 0 |
| 1999 | 31 | 0 |
| 2000 | 27 | 0 |
| 2001 | 20 | 3 |
| 2002 | 20 | 17 |
| 2003 | 12 | 22 |
| 2004 | 13 | 30 |
| 2005 | 15 | 30 |
| 2006 | 20 | 34 |
| 2007 | 11 | 34 |
| 2008 | 15 | 35 |
| 2009 | 15 | 34 |
| 2010 | 16 | 30 |
| 2011 | 16 | 23 |
| 2012 | 16 | 35 |
| 2013 | 13 | 36 |
| 2014 | 18 | 29 |
| 2015 | 29 | 50 |
| 2016 | 33 | 62 |
| 2017 | 31 | 64 |
| 2018 | 46 | 91 |
| 2019 | 44 | 84 |
| 2020 | 74 | 108 |
| 2021 | 62 | 115 |
| 2022 | 61 | 83 |
| 2023 | 70 | 100 |
| 2024 | 96 | 78 |
| 2025 | 76 | 84 |
| 2026 | 41 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Metal coupon with porous stress-relief section and component with same15 Sep 2026US 12,735,986 B2GE Infrastructure Technology LLC
- Additively manufactured implant with ceramic coating25 Aug 2026US 12,714,568 B2Zimmer, Inc.
- Method for manufacturing a metallic functional part delimiting a porous filtering medium, using an additive manufacturing method, and obtained functional part25 Aug 2026US 12,714,960 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Method for manufacturing metal foam25 Aug 2026US 12,715,037 B2LG Chem.Ltd.
- Method for producing film25 Aug 2026US 12,715,038 B2LG Chem.Ltd.
- Bonding sheet and method for producing bonded body3 Sep 2026US 2026/0257273 A1Mitsubishi Materials Corporation
- Tool component and method for producing a tool component27 Aug 2026US 2026/0249366 A1Tigra GmbH
- Titanium Laminate, and Method for Producing Titanium Laminate27 Aug 2026US 2026/0249583 A1Toho Titanium Co., Ltd.
- Sliding member20 Aug 2026US 2026/0243298 A1Daido Metal Company Ltd.
- Purification media housing, purifier comprising the same, and method of fabricating the same13 Aug 2026US 2026/0233136 A1
Most cited
By later US patents
- Open cell tantalum structures for cancellous bone implants and cell and tissue receptors723US 5,282,861 AUltramet · 1994
- Laser-produced porous surface342US 7,537,664 B2Howmedica Osteonics Corp. · 2009
- Laser-produced porous surface266US 8,728,387 B2Howmedica Osteonics Corp. · 2014
- Porous nickel-titanium alloy article212US 5,986,169 ABiorthex Inc. · 1999
- Gradient porous implant209US 7,578,851 B2Howmedica Osteonics Corp. · 2009