F16L 11/00
Hoses, i.e. flexible pipes
F16L11/00 (Hoses, i.e. flexible pipes) appears on 3,672 US grants and 3,790 published applications in this corpus.
Search patents in F16L- Granted patents
- 3,672
- Published applications
- 3,790
- Assignees
- 1,667
- Inventors
- 6,869
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 32 | 0 |
| 1977 | 24 | 0 |
| 1978 | 42 | 0 |
| 1979 | 28 | 0 |
| 1980 | 37 | 0 |
| 1981 | 40 | 0 |
| 1982 | 30 | 0 |
| 1983 | 33 | 0 |
| 1984 | 30 | 0 |
| 1985 | 21 | 0 |
| 1986 | 23 | 0 |
| 1987 | 37 | 0 |
| 1988 | 23 | 0 |
| 1989 | 38 | 0 |
| 1990 | 32 | 0 |
| 1991 | 34 | 0 |
| 1992 | 39 | 0 |
| 1993 | 42 | 0 |
| 1994 | 48 | 0 |
| 1995 | 64 | 0 |
| 1996 | 53 | 0 |
| 1997 | 61 | 0 |
| 1998 | 77 | 0 |
| 1999 | 90 | 0 |
| 2000 | 105 | 0 |
| 2001 | 89 | 32 |
| 2002 | 92 | 91 |
| 2003 | 87 | 117 |
| 2004 | 68 | 155 |
| 2005 | 72 | 137 |
| 2006 | 73 | 127 |
| 2007 | 45 | 115 |
| 2008 | 36 | 124 |
| 2009 | 47 | 118 |
| 2010 | 71 | 135 |
| 2011 | 57 | 124 |
| 2012 | 65 | 118 |
| 2013 | 74 | 173 |
| 2014 | 103 | 186 |
| 2015 | 110 | 188 |
| 2016 | 123 | 179 |
| 2017 | 170 | 180 |
| 2018 | 157 | 189 |
| 2019 | 153 | 180 |
| 2020 | 153 | 198 |
| 2021 | 154 | 167 |
| 2022 | 133 | 181 |
| 2023 | 144 | 160 |
| 2024 | 133 | 154 |
| 2025 | 102 | 157 |
| 2026 | 78 | 105 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16L 11/04Made of rubber or flexible plastics2,958
- F16L 11/14Made of rigid material673
- F16L 11/22Multi-channel hoses197
- F16L 11/20Double-walled hoses180
- F16L 11/02Made of fibres or threads135
- F16L 11/24Wound from strips or bands99
- F16L 11/005Consisting completely or partially of material other than fibres, plastics or metal8
- F16L 11/26Made of sound-absorbing materials or with sound-absorbing structure7
Recent patents
- Durable, flexible, lightweight water hose with multiple bonded layers6 Oct 2026US 12,753,861 B2Teknor Apex Company
- Stainless-steel braided pipe assembly6 Oct 2026US 12,753,862 B2Taizhou Kloe Dafeng Plumbing Co., Ltd.
- Braided flexible pipe assembly6 Oct 2026US 12,753,863 B2Taizhou Kloe Dafeng Plumbing Co., Ltd.
- Multi-tire air hose kit29 Sep 2026US 12,747,809 B2
- Hose for conveying refrigerant22 Sep 2026US 12,742,508 B2The Yokohama Rubber Co., Ltd.
- Composite layer and method thereof8 Oct 2026US 2026/0309254 A1Baker Hughes Energy Technology UK Limited
- Liner hose with integrated sensor system8 Oct 2026US 2026/0309255 A1Relineeurope GmbH
- Tube for an air brake line1 Oct 2026US 2026/0298375 A1
- Coextruded tubing and methods of manufacturing the same1 Oct 2026US 2026/0298376 A1
- Class 1 flexible uninsulated duct with polymer core and integrated flame resistant barrier layer, method of use, and method of making1 Oct 2026US 2026/0298394 A1Flexible Technologies, Inc.
Most cited
By later US patents
- Flexible plastics vacuum cleaner core1,473US 5,778,939 ADual Voltage Co. Ltd. · 1998
- Flexible drill pipe1,412US 4,600,037 ATexas Eastern Drilling Systems, Inc. · 1986
- Composite tubing product726US 4,194,536 AEaton Corporation · 1980
- Guide catheter having selected flexural modulus segments472US 5,911,715 ASciMed Life Systems, Inc. · 1999
- Method of making a kink-resistant catheter405US 6,702,972 B1Diametrics Medical, Inc. · 2004