G02B 6/3821
With axial spring biasing or loading means
Official title: {with axial spring biasing or loading means (G02B6/3847 takes precedence)}
G02B6/3821 (With axial spring biasing or loading means) appears on 1,356 US grants and 1,191 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,356
- Published applications
- 1,191
- Assignees
- 382
- Inventors
- 1,694
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 18 | 0 |
| 1989 | 13 | 0 |
| 1990 | 12 | 0 |
| 1991 | 10 | 0 |
| 1992 | 15 | 0 |
| 1993 | 22 | 0 |
| 1994 | 13 | 0 |
| 1995 | 11 | 0 |
| 1996 | 13 | 0 |
| 1997 | 20 | 0 |
| 1998 | 30 | 0 |
| 1999 | 24 | 0 |
| 2000 | 30 | 0 |
| 2001 | 42 | 11 |
| 2002 | 44 | 32 |
| 2003 | 43 | 24 |
| 2004 | 24 | 24 |
| 2005 | 21 | 25 |
| 2006 | 22 | 15 |
| 2007 | 19 | 19 |
| 2008 | 16 | 19 |
| 2009 | 13 | 19 |
| 2010 | 17 | 28 |
| 2011 | 12 | 38 |
| 2012 | 18 | 28 |
| 2013 | 28 | 30 |
| 2014 | 35 | 42 |
| 2015 | 37 | 36 |
| 2016 | 55 | 82 |
| 2017 | 73 | 96 |
| 2018 | 76 | 67 |
| 2019 | 82 | 80 |
| 2020 | 87 | 109 |
| 2021 | 64 | 84 |
| 2022 | 75 | 63 |
| 2023 | 46 | 62 |
| 2024 | 55 | 64 |
| 2025 | 46 | 53 |
| 2026 | 29 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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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
- Optical fiber ferrule connector having enhanced provisions for tuning418US 5,212,752 AAT&T Bell Laboratories · 1993
- 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