G02B 6/4485
Installing in protective tubing by fluid drag during manufacturing
Official title: {Installing in protective tubing by fluid drag during manufacturing}
G02B6/4485 (Installing in protective tubing by fluid drag during manufacturing) appears on 64 US grants and 36 published applications in this corpus.
Search patents in G02B- Granted patents
- 64
- Published applications
- 36
- Assignees
- 51
- Inventors
- 140
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 3 |
| 2003 | 0 | 5 |
| 2004 | 5 | 3 |
| 2005 | 3 | 3 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 3 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 3 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical fiber cable21 Jul 2026US 12,687,688 B2Fujikura Ltd.
- Cable to reduce optical fiber movement and methods to fabricate8 Oct 2024US 12,111,510 B2Weatherford Technology Holdings, LLC
- Array of tubes for optical cables12 Mar 2024US 11,927,824 B2Nexans
- Cable to reduce optical fiber movement and methods to fabricate23 Jan 2024US 11,880,084 B2Weatherford Technology Holdings, LLC
- Cable to reduce optical fiber movement and methods to fabricate7 Mar 2023US 11,598,928 B2Weatherford Technology Holdings, LLC
- All dry-type ribbon optical cable and method of making the same25 Jun 2026US 2026/0177773 A1Sumec Machinery and Electronic Co., Ltd.
- Optical fiber cable25 Jul 2024US 2024/0248270 A1Fujikura Ltd.
- Cable to reduce optical fiber movement and methods to fabricate22 Feb 2024US 2024/0061205 A1Weatherford Technology Holdings, LLC
- Cable to reduce optical fiber movement and methods to fabricate16 Nov 2023US 2023/0367093 A1Weatherford Technology Holdings, LLC
- Ribbed and grooved sheath for optical fiber cable6 Jul 2023US 2023/0213716 A1Sterlite Technologies Limited
Most cited
By later US patents
- Method and apparatus for pulling lightweight cable47US 4,185,809 A1980
- Method and system for installing fiber optic cable and the like in fluid transmission pipelines46US 4,756,510 AAtlantic Richfield Company · 1988
- Method and apparatus for tubing optical fibers37US 4,640,576 ACanada Wire and Cable Limited · 1987
- Apparatus for continuous manufacture of armored optical fiber cable36US 4,759,487 AK-Tube Corporation · 1988
- Apparatus and method used in the assembly of fibre optic cables33US 4,248,035 ANorthern Telecom Limited · 1981