F16J 15/3284
Characterised by their structure
Official title: characterised by their structure; Selection of materials
F16J15/3284 (Characterised by their structure) appears on 1,150 US grants and 1,199 published applications in this corpus.
Search patents in F16J- Granted patents
- 1,150
- Published applications
- 1,199
- Assignees
- 464
- Inventors
- 2,287
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 12 | 0 |
| 1981 | 15 | 0 |
| 1982 | 7 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 10 | 0 |
| 1986 | 11 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 6 | 0 |
| 1991 | 16 | 0 |
| 1992 | 12 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 24 | 0 |
| 2001 | 35 | 6 |
| 2002 | 29 | 31 |
| 2003 | 32 | 43 |
| 2004 | 28 | 41 |
| 2005 | 20 | 34 |
| 2006 | 15 | 27 |
| 2007 | 21 | 35 |
| 2008 | 17 | 45 |
| 2009 | 13 | 32 |
| 2010 | 25 | 50 |
| 2011 | 26 | 34 |
| 2012 | 36 | 36 |
| 2013 | 30 | 51 |
| 2014 | 32 | 21 |
| 2015 | 32 | 57 |
| 2016 | 25 | 56 |
| 2017 | 37 | 65 |
| 2018 | 44 | 59 |
| 2019 | 63 | 56 |
| 2020 | 47 | 84 |
| 2021 | 52 | 71 |
| 2022 | 59 | 61 |
| 2023 | 64 | 40 |
| 2024 | 38 | 65 |
| 2025 | 56 | 57 |
| 2026 | 48 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sealing device and electric motor29 Sep 2026US 12,747,792 B2Nok Corporation
- Method for manufacturing seal body, and seal body22 Sep 2026US 12,742,103 B2Nok Corporation
- Annular seal material and manufacturing method22 Sep 2026US 12,742,500 B2Valqua, Ltd.
- Slide seal for corners22 Sep 2026US 12,742,501 B1Trim-Lok, Inc.
- Hybrid pressure seal15 Sep 2026US 12,736,137 B2
- Container provided with sealing member for door24 Sep 2026US 2026/0285587 A1Kdu Co., Ltd.
- Chain pin seal for a chain to be used in conveyor and/or drive technology24 Sep 2026US 2026/0287059 A1Carl Freudenberg KG
- Molded Piston Seal With Anti-Leak Deported Split Line3 Sep 2026US 2026/0258864 A1Becton, Dickinson and Company
- Addition-cure silicone rubber20 Aug 2026US 2026/0242600 A1Momentive Performance Materials Inc.
- Sealing system for a washing machine appliance13 Aug 2026US 2026/0234855 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Sealing device131US 5,474,305 ACross Manufacturing Company (1938) Limited · 1995
- Brush seal107US 4,756,536 AROLLS-ROYCE plc · 1988
- Finger seal assembly106US 4,645,217 AUnited Technologies Corporation · 1987
- Self-accommodating brush seal for gas turbine combustor98US 5,400,586 AGeneral Electric Company · 1995
- Brush seals89US 5,090,710 ACross Manufacturing Company (1938) Limited · 1992