G02B 6/4453
Cassettes
Official title: {Cassettes}
G02B6/4453 (Cassettes) appears on 1,817 US grants and 1,824 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,817
- Published applications
- 1,824
- Assignees
- 361
- Inventors
- 2,207
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 11 | 0 |
| 1989 | 11 | 0 |
| 1990 | 12 | 0 |
| 1991 | 15 | 0 |
| 1992 | 20 | 0 |
| 1993 | 17 | 0 |
| 1994 | 18 | 0 |
| 1995 | 26 | 0 |
| 1996 | 17 | 0 |
| 1997 | 15 | 0 |
| 1998 | 37 | 0 |
| 1999 | 30 | 0 |
| 2000 | 13 | 0 |
| 2001 | 46 | 2 |
| 2002 | 37 | 34 |
| 2003 | 30 | 32 |
| 2004 | 41 | 30 |
| 2005 | 30 | 26 |
| 2006 | 21 | 33 |
| 2007 | 26 | 30 |
| 2008 | 42 | 32 |
| 2009 | 33 | 56 |
| 2010 | 32 | 75 |
| 2011 | 41 | 67 |
| 2012 | 42 | 45 |
| 2013 | 46 | 54 |
| 2014 | 53 | 51 |
| 2015 | 62 | 81 |
| 2016 | 74 | 82 |
| 2017 | 84 | 97 |
| 2018 | 81 | 97 |
| 2019 | 114 | 118 |
| 2020 | 113 | 130 |
| 2021 | 96 | 131 |
| 2022 | 92 | 117 |
| 2023 | 103 | 121 |
| 2024 | 82 | 118 |
| 2025 | 86 | 109 |
| 2026 | 55 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cable cassette with self-locking mounting feature structurally configured to provide enhanced access to a lower cassette29 Sep 2026US 12,748,276 B2Ppc Broadband, Inc.
- Butt closures and organizer assemblies therefor29 Sep 2026US 12,748,277 B2AFL Telecommunications LLC
- Adapter panel with lateral sliding adapter arrays22 Sep 2026US 12,745,021 B2CommScope Technologies LLC
- Splice closure with high-density splice cassettes15 Sep 2026US 12,736,766 B2
- Telecommunications enclosure mounting system8 Sep 2026US 12,729,805 B2CommScope Technologies LLC
- High density fiber management system8 Oct 2026US 2026/0309952 A1Panduit Corp.
- Patch Panel With Configurable Port Groups1 Oct 2026US 2026/0299242 A1Go!Foton Holdings, Inc.
- Optical fiber package, package product, stacked body, and method for extracting optical fiber1 Oct 2026US 2026/0299244 A1Sumitomo Electric Optifrontier Co., Ltd.
- Device for providing enhanced cable management24 Sep 2026US 2026/0287843 A1Belden Canada Ulc
- Cable tray17 Sep 2026US 2026/0276936 A1Mellanox Technologies, Ltd.
Most cited
By later US patents
- High-density fiber distribution frame835US 5,497,444 AADC Telecommunications, Inc. · 1996
- High-density fiber distribution frame603US 5,717,810 AADC Telecommunications, Inc. · 1998
- Fiber distribution frame system, cabinets, trays and fiber optic connector couplings556US 5,402,515 AMinnesota Mining and Manufacturing Company · 1995
- Optical fiber distribution apparatus539US 4,792,203 AADC Telecommunications, Inc. · 1988
- Optical fiber distribution frame with outside plant enclosure510US 6,760,531 B1ADC Telecommunications, Inc. · 2004