G02B 6/50
Underground or underwater installation
Official title: Underground or underwater installation; Installation through tubing, conduits or ducts
G02B6/50 (Underground or underwater installation) appears on 943 US grants and 869 published applications in this corpus.
Search patents in G02B- Granted patents
- 943
- Published applications
- 869
- Assignees
- 430
- Inventors
- 1,735
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 9 | 0 |
| 1988 | 11 | 0 |
| 1989 | 10 | 0 |
| 1990 | 8 | 0 |
| 1991 | 18 | 0 |
| 1992 | 23 | 0 |
| 1993 | 24 | 0 |
| 1994 | 14 | 0 |
| 1995 | 12 | 0 |
| 1996 | 14 | 0 |
| 1997 | 16 | 0 |
| 1998 | 17 | 0 |
| 1999 | 18 | 0 |
| 2000 | 18 | 0 |
| 2001 | 16 | 8 |
| 2002 | 27 | 26 |
| 2003 | 34 | 38 |
| 2004 | 26 | 29 |
| 2005 | 17 | 23 |
| 2006 | 21 | 26 |
| 2007 | 16 | 20 |
| 2008 | 16 | 24 |
| 2009 | 18 | 22 |
| 2010 | 14 | 26 |
| 2011 | 8 | 21 |
| 2012 | 13 | 22 |
| 2013 | 23 | 25 |
| 2014 | 19 | 29 |
| 2015 | 23 | 42 |
| 2016 | 34 | 54 |
| 2017 | 48 | 44 |
| 2018 | 40 | 38 |
| 2019 | 52 | 48 |
| 2020 | 46 | 45 |
| 2021 | 35 | 37 |
| 2022 | 35 | 45 |
| 2023 | 30 | 49 |
| 2024 | 32 | 50 |
| 2025 | 32 | 47 |
| 2026 | 27 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cable pulling arrangement1 Sep 2026US 12,724,219 B2CommScope Technologies LLC
- Routing tool for installation of fiber optic cables and method of using same25 Aug 2026US 12,717,109 B2Corning Research & Development Corporation
- Apparatuses and methods for modular optical fiber furcation18 Aug 2026US 12,710,613 B2Belden Inc.
- Cable system11 Aug 2026US 12,706,232 B2Landways Management Limited
- Radiation monitoring systems, radioactive material storage systems and associated components and methods4 Aug 2026US 12,700,516 B2Battelle Energy Alliance, LLC
- Systems and methods for deploying and retrieving magnetically coupled temporary wireline fiber for broadside wave detection8 Oct 2026US 2026/0309022 A1
- While-drilling fiber optic communication system and method8 Oct 2026US 2026/0309953 A1Wuhan University of Technology
- Method of Simultaneously Laying a Plurality of Elongate Flexible Members on the Seabed8 Oct 2026US 2026/0312380 A1NKT HV Cables AB
- Air-blowing optical cable1 Oct 2026US 2026/0299246 A1Jiangsu Zhongtian Technology Co., Ltd.
- Optical cable member24 Sep 2026US 2026/0287842 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Fiber optic plug571US 6,648,520 B2Corning Cable Systems LLC · 2003
- Connectorized inside fiber optic drop390US 6,668,127 B1BellSouth Intellectual Property Corporation · 2003
- Preconnectorized fiber optic drop cables and assemblies for efficient deployment382US 7,090,407 B2Corning Cable Systems LLC · 2006
- Fiber optic interface device347US 6,625,375 B1BellSouth Intellectual Property Corporation · 2003
- Connectorized outside fiber optic drop331US 6,614,980 B1BellSouth Intellectual Property Corporation · 2003