F16L 55/265
Specially adapted for work at or near a junction between a main
Official title: {specially adapted for work at or near a junction between a main and a lateral pipe}
F16L55/265 (Specially adapted for work at or near a junction between a main) appears on 153 US grants and 142 published applications in this corpus.
Search patents in F16L- Granted patents
- 153
- Published applications
- 142
- Assignees
- 87
- Inventors
- 247
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 4 |
| 2004 | 2 | 8 |
| 2005 | 1 | 5 |
| 2006 | 4 | 3 |
| 2007 | 5 | 4 |
| 2008 | 1 | 3 |
| 2009 | 3 | 6 |
| 2010 | 2 | 2 |
| 2011 | 3 | 7 |
| 2012 | 2 | 6 |
| 2013 | 6 | 7 |
| 2014 | 9 | 13 |
| 2015 | 2 | 5 |
| 2016 | 11 | 8 |
| 2017 | 5 | 5 |
| 2018 | 9 | 5 |
| 2019 | 9 | 10 |
| 2020 | 4 | 7 |
| 2021 | 6 | 3 |
| 2022 | 1 | 7 |
| 2023 | 4 | 5 |
| 2024 | 5 | 3 |
| 2025 | 9 | 13 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for repairing pipe with a repair assembly having a lighting assembly7 Jul 2026US 12,674,538 B2Perma-Liner Industries, LLC
- Apparatus for curing a liner30 Dec 2025US 12,510,204 B2Per Aarsleff A/S
- Controlled bending device and pipe junction sealing packer incorporating same2 Dec 2025US 12,486,937 B2Ibco Pty Ltd
- Apparatus and method for tapping a valve of a host pipe lined with a liner21 Oct 2025US 12,449,082 B2Fer-Pal Construction Ltd.
- Device for the rehabilitation of pipelines, comprising a slope sensor21 Oct 2025US 12,449,085 B2Pipetronics, Inc.
- Lumen network inspection robot13 Aug 2026US 2026/0235249 A1The Regents of the University of California
- Device and Method for Repairing Pipe with a Repair Assembly Having a Lighting Assembly28 May 2026US 2026/0146699 A1Perma-Liner Industries, LLC
- Apparatus and method for tapping a valve of a host pipe lined with a liner25 Dec 2025US 2025/0389363 A1Fer-Pal Construction Ltd.
- Robot and patrol method applicable to synchronous patrol of long branch pipeline and main pipeline22 May 2025US 2025/0164058 A1State Grid Anhui Electric Power Research Institute
- Method and device for mounting and detecting a marker in a sewer or pipe system22 May 2025US 2025/0164059 A1
Most cited
By later US patents
- Autonomous robotic crawler for in-pipe inspection141US 7,182,025 B2University of Houston-Clear Lake · 2007
- Apparatus and method for repairing the junction of a sewer main line and lateral72US 5,950,682 ALmk Enterprises, Inc. · 1999
- Method of cutting apertures in lining in underground pipes68US 4,577,388 AInsituform Intl Inc · 1986
- Apparatus for porting a side wall of a conduit from interiorly thereof64US 4,197,908 AUnderground Surveys Corporation · 1980
- Apparatus and method for repairing the junction of a sewer main line and lateral pipe59US 6,039,079 ALmk Enterprises, Inc. · 2000