F16L 37/0925
With rings which bite into the wall of the pipe
Official title: {with rings which bite into the wall of the pipe}
F16L37/0925 (With rings which bite into the wall of the pipe) appears on 299 US grants and 226 published applications in this corpus.
Search patents in F16L- Granted patents
- 299
- Published applications
- 226
- Assignees
- 153
- Inventors
- 386
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 11 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 4 |
| 2002 | 7 | 4 |
| 2003 | 4 | 11 |
| 2004 | 3 | 7 |
| 2005 | 10 | 20 |
| 2006 | 10 | 9 |
| 2007 | 6 | 9 |
| 2008 | 12 | 14 |
| 2009 | 6 | 12 |
| 2010 | 6 | 17 |
| 2011 | 10 | 13 |
| 2012 | 5 | 7 |
| 2013 | 4 | 9 |
| 2014 | 7 | 6 |
| 2015 | 4 | 5 |
| 2016 | 8 | 8 |
| 2017 | 11 | 6 |
| 2018 | 3 | 10 |
| 2019 | 6 | 2 |
| 2020 | 8 | 8 |
| 2021 | 3 | 10 |
| 2022 | 4 | 5 |
| 2023 | 8 | 7 |
| 2024 | 10 | 8 |
| 2025 | 8 | 9 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Push-in tube connector246US 4,335,908 A1982
- Tube couplings119US 4,005,883 A1977
- Mechanical pipe coupling with toothed retainer118US 6,499,771 B1Victaulic Company of America · 2002
- Plastic pipe repair fitting and connection apparatus115US 5,975,587 AContinental Industries, Inc. · 1999
- Tube couplings90US 4,637,636 A1987