C03B 37/01208
For making preforms of microstructured, photonic crystal or holey optical fibres
Official title: {for making preforms of microstructured, photonic crystal or holey optical fibres}
C03B37/01208 (For making preforms of microstructured, photonic crystal or holey optical fibres) appears on 22 US grants and 38 published applications in this corpus.
Search patents in C03B- Granted patents
- 22
- Published applications
- 38
- Assignees
- 19
- Inventors
- 89
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 3 |
| 2009 | 1 | 1 |
| 2010 | 3 | 4 |
| 2011 | 2 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 4 |
| 2026 | 1 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method for processing glass filament10 Feb 2026US 12,545,617 B2Microsoft Technology Licensing, LLC
- Hollow-core microstructure optical fiber preform, optical fiber and method for manufacturing thereof1 Jul 2025US 12,345,914 B2Yangtze Optical Fibre and Cable Joint Stock Limited Company
- Preform assembly for drawing multicore or holey optical fibre and method of manufacturing thereof14 Jan 2025US 12,195,380 B2Sterlite Technologies Limited
- 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
- Method for fabrication of sleeveless photonic crystal canes with an arbitrary shape17 Oct 2023US 11,787,727 B2Lawrence Livermore National Security, LLC
- Method of manufacturing anti-resonant fiber preform and method of manufacturing anti-resonant fiber23 Jul 2026US 2026/0209103 A1Lightera Japan Co., Ltd.
- Sealing of a cane assembly using a rapid, heat curing sealing material for hollow core fiber manufacturing21 May 2026US 2026/0138912 A1Microsoft Technology Licensing, LLC
- Method for processing glass filament14 May 2026US 2026/0132071 A1Microsoft Technology Licensing, LLC
- Method of manufacturing a preform for a hollow core optical fiber5 Feb 2026US 2026/0035283 A1Corning Incorporated
- Method for fabricating a hollow-core fiber and for fabricating a preform for a hollow-core fiber, and preform precursor therefor11 Dec 2025US 2025/0376405 A1Heraeus Quarzglas GmbH & Co.KG
Most cited
By later US patents
- Photonic bandgap fibers35US 7,209,619 B2Imra America, Inc. · 2007
- Photonic bandgap fibers20US 7,418,836 B2Imra America, Inc. · 2008
- Compact cable drive power sliding door mechanism17US 7,770,961 B2Magna Closures Inc. · 2010
- Photonic bandgap fibers17US 7,792,394 B2Imra America, Inc. · 2010
- Photonic bandgap fibers16US 7,970,248 B2Imra America, Inc. · 2011