C03B 37/01262
Depositing additional preform material as liquids or solutions
Official title: {Depositing additional preform material as liquids or solutions, e.g. solution doping of preform tubes or rods}
C03B37/01262 (Depositing additional preform material as liquids or solutions) appears on 19 US grants and 27 published applications in this corpus.
Search patents in C03B- Granted patents
- 19
- Published applications
- 27
- Assignees
- 23
- Inventors
- 74
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 2 | 3 |
| 2018 | 0 | 2 |
| 2019 | 4 | 4 |
| 2020 | 0 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 0 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing glass fibers that laterally emit light, and glass fibers produced according to said method24 Jun 2025US 12,338,161 B2Friedrich-Schiller-Universitaet Jena
- Methods for producing a hollow-core fiber and for producing a preform for a hollow-core fiber7 Jan 2025US 12,189,177 B2Heraeus Quarzglas GmbH & Co.KG
- Nanoparticle doping for lasers and amplifiers operating at eye-safer wavelengths, and/or exhibiting reduced stimulated Brillouin scattering19 Nov 2024US 12,149,038 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Apparatus for optical fiber manufacturing process27 Jun 2023US 11,685,686 B2Prime Optical Fiber Corporation
- System and method for optical fiber preform preparation via high-surface-area coating23 May 2023US 11,655,183 B2Lawrence Livermore National Security, LLC
- Method for producing optical fiber preform, and optical fiber preform26 Mar 2026US 2026/0084997 A1Sumitomo Electric Industries, Ltd.
- Erbium-doped fiber and preparation method for erbium-doped fiber21 Mar 2024US 2024/0097395 A1Huawei Technologies Co., Ltd.
- Alkali doped optical fiber with reduced attenuation8 Feb 2024US 2024/0043313 A1Corning Incorporated
- Apparatus for optical fiber manufacturing process22 Dec 2022US 2022/0402802 A1Prime Optical Fiber Corporation
- Method for producing glass fibers that laterally emit light, and glass fibers produced according to said method8 Dec 2022US 2022/0388891 A1Friedrich-Schiller-Universitaet Jena
Most cited
By later US patents
- Rare earth element-doped multiple-core optical fiber and method for fabricating the same23US 5,712,941 AHitachi Cable, Ltd. · 1998
- High chlorine content low attenuation optical fiber23US 9,618,692 B2Corning Incorporated · 2017
- Optical fiber and method for making an optical fiber11US 7,245,807 B2Crystal Fibre A/S · 2007
- Reconstructed glass for fiber optic applications3US 7,058,269 B2Institut National D'Optique · 2006
- High chlorine content low attenuation optical fiber2US 10,429,579 B2Corning Incorporated · 2019