C03B 37/01876
Means for heating tubes or rods during or immediately prior to deposition
Official title: {Means for heating tubes or rods during or immediately prior to deposition, e.g. electric resistance heaters (C03B37/01815 takes precedence)}
C03B37/01876 (Means for heating tubes or rods during or immediately prior to deposition) appears on 39 US grants and 13 published applications in this corpus.
Search patents in C03B- Granted patents
- 39
- Published applications
- 13
- Assignees
- 27
- Inventors
- 93
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light-based optical fiber heaters using hollow light pipes12 May 2026US 12,623,950 B2Corning Incorporated
- Method for manufacturing a primary preform for optical fibres6 Dec 2016US 9,512,028 B2Draka Comteq B.V.
- Method for manufacturing a primary preform for optical fibres3 Jun 2014US 8,739,575 B2Draka Comteq B.V.
- Glass-tube extended-baking process31 Jul 2012US 8,230,702 B2Draka Comteq B.V.
- Apparatus and method for performing a PCVD process19 Jul 2011US 7,981,485 B2Drake Comteq, B.V.
- Reservoir, method for producing optical fiber, and device for producing optical fiber18 Jun 2026US 2026/0167553 A1Sumitomo Electric Industries, Ltd.
- Hollow core optical fibers and methods of making9 May 2024US 2024/0150218 A1Corning Incorporated
- Light-based optical fiber heaters using hollow light pipes27 Apr 2023US 2023/0131288 A1Corning Incorporated
- Method for manufacturing a primary preform for optical fibres21 Aug 2014US 2014/0230495 A1Draka Comteq B.V.
- External Heating of Substrate Tubes in Plasma Chemical Vapor Deposition Processes28 Jun 2012US 2012/0160167 A1OFS Fitel, LLC
Most cited
By later US patents
- Apparatus for manufacturing an optical fibre with plasma activated deposition in a tube29US 4,090,055 ANorthern Telecom Limited · 1978
- Method and an apparatus for heating glass tubes29US 4,760,230 AStiftelsen Institutet for Mikrovagsteknik vid Tekniska Hogskolan i Stockholm · 1988
- Method of manufacturing optical fibres21US 4,493,721 AU. S. Philips Corporation · 1985
- Methods of and apparatus for heating a glass tube20US 4,231,777 AWestern Electric Company, Inc. · 1980
- Method for manufacturing an optical fibre with plasma activated deposition in a tube19US 4,125,389 ANorthern Telecom Limited · 1978