F16J 15/22
Shaped as strands, ropes, threads, ribbons, or the like
Official title: shaped as strands, ropes, threads, ribbons, or the like
F16J15/22 (Shaped as strands, ropes, threads, ribbons, or the like) appears on 113 US grants and 77 published applications in this corpus.
Search patents in F16J- Granted patents
- 113
- Published applications
- 77
- Assignees
- 60
- Inventors
- 182
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 0 |
| 2003 | 5 | 4 |
| 2004 | 1 | 4 |
| 2005 | 0 | 5 |
| 2006 | 3 | 4 |
| 2007 | 1 | 1 |
| 2008 | 3 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 3 |
| 2012 | 1 | 0 |
| 2013 | 1 | 5 |
| 2014 | 2 | 2 |
| 2015 | 2 | 6 |
| 2016 | 5 | 3 |
| 2017 | 3 | 7 |
| 2018 | 2 | 10 |
| 2019 | 7 | 3 |
| 2020 | 4 | 3 |
| 2021 | 5 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 4 |
| 2025 | 4 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gland packing2 Jun 2026US 12,643,727 B2Nippon Pillar Packing Co., Ltd.
- Sealing packing20 May 2025US 12,305,762 B2AIGI Environmental Inc.
- Fabric and elastomeric seal for flanged connections13 May 2025US 12,297,940 B2Utex Industries, Inc.
- Single-layer ceramic-based knit fabric for high temperature bulb seals18 Mar 2025US 12,252,820 B2The Boeing Company
- Traceable gasket and compression packing material18 Feb 2025US 12,228,210 B2Teadit N.A., Inc.
- Bi-directional compression loaded mechanical packing sealing assembly30 Apr 2026US 2026/0117870 A1A.W.Chestertoncompany
- Mechanical packing cartridge having a spiral packing element for use with a fluid regulating device12 Feb 2026US 2026/0043476 A1A. W. Chesterton Company
- Bi-directional compression loaded mechanical packing sealing assembly9 Oct 2025US 2025/0314299 A1A. W. Chesterton Company
- Sealing packing26 Dec 2024US 2024/0426380 A1AIGI Environmental Inc.
- Gland packing21 Nov 2024US 2024/0383662 A1Nippon Pillar Packing Co., Ltd.
Most cited
By later US patents
- Y-Interlock packing seal60US 4,398,731 A1983
- Packing material50US 4,559,862 AThe Marlo Company Incorporated · 1985
- High temperature rope seal type joint packing48US 5,301,595 AGeneral Motors Corporation · 1994
- Braided high-temperature packing comprising a core of folded flexible graphite sheet46US 5,225,262 AA. W. Chesterton Company · 1993
- Sealing gasket made of expanded graphite, with opened thin-leaf surface structure39US 5,765,838 ANippon Pillar Packing Co., Ltd. · 1998