F16L 9/10
Rigid pipes: of glass or ceramics
Official title: of glass or ceramics, e.g. clay, clay tile, porcelain (F16L9/16 - F16L9/22 take precedence)
F16L9/10 (Rigid pipes: of glass or ceramics) appears on 45 US grants and 41 published applications in this corpus.
Search patents in F16L- Granted patents
- 45
- Published applications
- 41
- Assignees
- 40
- Inventors
- 117
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 3 |
| 2020 | 2 | 3 |
| 2021 | 3 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 3 |
| 2024 | 1 | 4 |
| 2025 | 1 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nozzle head, cleaning system, method for cleaning and glass element25 Aug 2026US 12,716,527 B2Schott AG
- Multiple-use drinking straws and their production30 Jun 2026US 12,667,211 B2Hilgenberg GmbH
- Void fraction sensor, flowmeter using the same, and cryogenic liquid transfer pipe20 Jan 2026US 12,529,669 B2KYOCERA Corporation
- Glass tube for pharmaceutical containers and manufacturing process for a glass tube6 Jan 2026US 12,515,984 B2Schott AG
- Pipe with an outer wrap25 Mar 2025US 12,259,084 B2Advanced Drainage Systems, Inc.
- Glass tube for pharmaceutical containers and manufacturing process for a glass tube9 Apr 2026US 2026/0097986 A1Schott AG
- Tubing for high-temperature systems31 Jul 2025US 2025/0243952 A1Honeywell International Inc.
- Pipe with an outer wrap12 Jun 2025US 2025/0189061 A1Advanced Drainage Systems, Inc.
- Composite pipe8 May 2025US 2025/0146600 A1Saudi Arabian Oil Company
- Focus tube outlet protectors7 Nov 2024US 2024/0369161 A1
Most cited
By later US patents
- Apparatus for forming refractory tubing71US 3,943,324 AArthur D. Little, Inc. · 1976
- Heat exchanger tube and method for making24US 5,881,775 AHexcel Corporation · 1999
- Transfer tube23US 4,966,201 AGeneral Electric Company · 1990
- External internal channels in glass tubing18US 3,951,175 A1976
- Glass-ceramic article and method of making same16US 4,202,660 AOwens-Illinois, Inc. · 1980