C03C 25/005
Surface treatment of fibres or filaments made from glass, minerals or slags
Official title: by mechanical means
C03C25/005 (Surface treatment of fibres or filaments made from glass, minerals or slags) appears on 22 US grants and 21 published applications in this corpus.
Search patents in C03C- Granted patents
- 22
- Published applications
- 21
- Assignees
- 18
- Inventors
- 72
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Infrared-transmitting, polarization-maintaining optical fiber and method for making12 May 2026US 12,623,947 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Method for manufacturing insulation products based on mineral wool using a solid thermosetting binder25 Feb 2025US 12,234,584 B2Saint-Gobain Isover
- Method for manufacturing optical connector28 May 2024US 11,994,721 B2Sumitomo Electric Industries, Ltd.
- Infrared-transmitting, polarization-maintaining optical fiber and method for making27 Feb 2024US 11,912,606 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Process of fabrication of Erbium and Ytterbium-co-doped multi-elements silica glass based cladding-pumped fiber9 Aug 2022US 11,407,671 B2Council of Scientific and Industrial Research
- Infrared-transmitting, polarization-maintaining optical fiber and method for making27 Aug 2026US 2026/0250178 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Procedure for transforming fibreglass fabric6 Nov 2025US 2025/0341052 A1
- Device and method for manufacturing photosynthesis and demultiplexing circuit16 Jan 2025US 2025/0018518 A1Nippon Telegraph and Telephone Corporation
- Infrared-transmitting, polarization-maintaining optical fiber and method for making20 Jun 2024US 2024/0199468 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Method for manufacturing insulation products based on mineral wool using a solid thermosetting binder6 Apr 2023US 2023/0103871 A1Saint-Gobain Isover
Most cited
By later US patents
- Method of polishing optical fiber38US 5,136,818 AThe United States of America as represented by the Secretary of the Navy · 1992
- Method and apparatus for introducing controlled spin in optical fibers21US 6,324,872 B1Corning Incorporated · 2001
- Fiber optic polishing system18US 5,106,394 AThe United States of America as represented by the Secretary of the Navy · 1992
- System for preparing glass fiber pellets18US 5,945,134 AOwens Corning Fiberglas Technology, Inc. · 1999
- System for preparing glass fiber pellets13US 5,868,982 AOwens Corning Fiberglas Technology, Inc. · 1999