G02B 6/4446
Cable boxes
Official title: {Cable boxes, e.g. splicing boxes with two or more multi fibre cables}
G02B6/4446 (Cable boxes) appears on 736 US grants and 716 published applications in this corpus.
Search patents in G02B- Granted patents
- 736
- Published applications
- 716
- Assignees
- 220
- Inventors
- 1,169
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 13 | 0 |
| 1998 | 23 | 0 |
| 1999 | 17 | 0 |
| 2000 | 5 | 0 |
| 2001 | 20 | 0 |
| 2002 | 7 | 4 |
| 2003 | 3 | 3 |
| 2004 | 8 | 2 |
| 2005 | 2 | 6 |
| 2006 | 4 | 15 |
| 2007 | 4 | 6 |
| 2008 | 6 | 10 |
| 2009 | 12 | 15 |
| 2010 | 13 | 18 |
| 2011 | 10 | 16 |
| 2012 | 9 | 16 |
| 2013 | 9 | 21 |
| 2014 | 25 | 29 |
| 2015 | 16 | 21 |
| 2016 | 35 | 42 |
| 2017 | 37 | 31 |
| 2018 | 33 | 36 |
| 2019 | 44 | 54 |
| 2020 | 32 | 50 |
| 2021 | 32 | 53 |
| 2022 | 46 | 54 |
| 2023 | 36 | 67 |
| 2024 | 43 | 62 |
| 2025 | 56 | 49 |
| 2026 | 36 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Modules for spliced cable connections25 Aug 2026US 12,717,106 B2Go!Foton Holdings, Inc.
- Positioning fixture for fixing end face structure of optical fiber splice closure25 Aug 2026US 12,717,107 B2Accelight Technologies (Wuhan) Inc.
- Grommet for a splice enclosure and a splice enclosure including a grommet18 Aug 2026US 12,710,608 B2Preformed Line Products Company
- Fiber-optic apparatus18 Aug 2026US 12,710,609 B2Corning Research & Development Corporation
- Optical fiber cable drop interface box18 Aug 2026US RE50,998 E1Ppc Broadband, Inc.
- Optical terminal and method of assembling components of fiber network1 Oct 2026US 2026/0299240 A1
- Patch Panel With Configurable Port Groups1 Oct 2026US 2026/0299242 A1Go!Foton Holdings, Inc.
- Modular vault for fiber optic cables24 Sep 2026US 2026/0287846 A1
- Integrated optical fiber shuffle harness for switch and compute trays17 Sep 2026US 2026/0276935 A1Intel Products IP LLC
- Nestable enclosure kit and enclosure assembly for telecommunication cable10 Sep 2026US 2026/0267103 A1Plugin Optics Inc.
Most cited
By later US patents
- Fiber optic splice closure356US 5,323,480 ARaychem Corporation · 1994
- Interconnection enclosure having a connector port and preterminated optical connector276US 6,856,748 B1Corning Cable Systems LLC · 2005
- Multi-port optical connection terminal270US 7,120,347 B2Corning Cable Systems LLC · 2006
- Optical fiber interconnection closures256US 6,411,767 B1Corning Cable Systems LLC · 2002
- Tray for organizing optical fiber splices and enclosures embodying such trays233US 4,359,262 ANorthern Telecom Limited · 1982