G02B 6/3847
With means preventing fibre end damage
Official title: {with means preventing fibre end damage, e.g. recessed fibre surfaces}
G02B6/3847 (With means preventing fibre end damage) appears on 1,465 US grants and 1,286 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,465
- Published applications
- 1,286
- Assignees
- 465
- Inventors
- 1,950
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 12 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 17 | 0 |
| 1988 | 21 | 0 |
| 1989 | 17 | 0 |
| 1990 | 16 | 0 |
| 1991 | 15 | 0 |
| 1992 | 37 | 0 |
| 1993 | 22 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 15 | 0 |
| 1997 | 15 | 0 |
| 1998 | 17 | 0 |
| 1999 | 16 | 0 |
| 2000 | 19 | 0 |
| 2001 | 29 | 8 |
| 2002 | 26 | 27 |
| 2003 | 34 | 31 |
| 2004 | 36 | 40 |
| 2005 | 28 | 32 |
| 2006 | 29 | 35 |
| 2007 | 31 | 28 |
| 2008 | 27 | 32 |
| 2009 | 29 | 33 |
| 2010 | 33 | 42 |
| 2011 | 24 | 47 |
| 2012 | 28 | 36 |
| 2013 | 37 | 42 |
| 2014 | 42 | 50 |
| 2015 | 51 | 52 |
| 2016 | 58 | 64 |
| 2017 | 62 | 60 |
| 2018 | 62 | 65 |
| 2019 | 63 | 73 |
| 2020 | 84 | 95 |
| 2021 | 59 | 86 |
| 2022 | 71 | 77 |
| 2023 | 57 | 70 |
| 2024 | 57 | 60 |
| 2025 | 57 | 67 |
| 2026 | 29 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adapter shutter assembly with shutter retention cap22 Sep 2026US 12,742,935 B2US Conec Ltd.
- Dust-proof and shading adapter15 Sep 2026US 12,736,756 B2T&S Communications Co., Ltd.
- Dust cap for fiber optic connectors1 Sep 2026US 12,724,208 B2Ppc Broadband, Inc.
- Loopback dust cap for fiber optic link error detection and method of making same1 Sep 2026US 12,724,209 B2Corning Research & Development Corporation
- Fiber optic receptacle having an alignment assembly25 Aug 2026US 12,717,090 B2Corning Research & Development Corporation
- Optical fibre connector assembly8 Oct 2026US 2026/0309925 A1
- Outdoor waterproof fiber optic connector8 Oct 2026US 2026/0309927 A1Ucl Trading Co., Ltd.
- Very small form factor shuttered fiber-optic adapter1 Oct 2026US 2026/0299214 A1US Conec Ltd.
- Fiber optic connectors having one or more optical terminals24 Sep 2026US 2026/0287826 A1Corning Research & Development Corporation
- Arrangement for Strain Relief of a Cable, Plug Connector Arrangement, and Method for Mounting a Cable in a Plug Connector17 Sep 2026US 2026/0276904 A1Rosenberger Hochfrequenztechnik GmbH & Co. KG
Most cited
By later US patents
- Fiber optic plug571US 6,648,520 B2Corning Cable Systems LLC · 2003
- Preconnectorized fiber optic drop cables and assemblies422US 7,090,406 B2Corning Cable Systems LLC · 2006
- Dust caps for use with telecommunications adapters and connectors410US 6,227,717 B1The Siemon Company · 2001
- Fiber optic drop cables and preconnectorized assemblies having toning portions407US 7,113,679 B2Corning Cable Systems LLC · 2006
- Field repairable hermaphroditic connector399US 6,234,683 B1Stratos Lightwave, Inc. · 2001