C03B 37/01807
Reactant delivery systems
Official title: {Reactant delivery systems, e.g. reactant deposition burners}
C03B37/01807 (Reactant delivery systems) appears on 406 US grants and 297 published applications in this corpus.
Search patents in C03B- Granted patents
- 406
- Published applications
- 297
- Assignees
- 148
- Inventors
- 732
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 10 | 0 |
| 1981 | 6 | 0 |
| 1982 | 14 | 0 |
| 1983 | 9 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 8 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 0 |
| 2002 | 10 | 21 |
| 2003 | 14 | 28 |
| 2004 | 17 | 18 |
| 2005 | 11 | 23 |
| 2006 | 10 | 11 |
| 2007 | 6 | 11 |
| 2008 | 7 | 17 |
| 2009 | 7 | 14 |
| 2010 | 8 | 8 |
| 2011 | 12 | 14 |
| 2012 | 12 | 23 |
| 2013 | 10 | 16 |
| 2014 | 23 | 14 |
| 2015 | 15 | 14 |
| 2016 | 17 | 9 |
| 2017 | 9 | 4 |
| 2018 | 2 | 6 |
| 2019 | 3 | 14 |
| 2020 | 9 | 6 |
| 2021 | 3 | 5 |
| 2022 | 7 | 7 |
| 2023 | 8 | 3 |
| 2024 | 3 | 4 |
| 2025 | 4 | 3 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Manufacturing method of porous glass base material for optical fiber and manufacturing apparatus21 Jul 2026US 12,686,629 B2Shin-Etsu Chemical Co., Ltd.
- Optical fiber preform24 Mar 2026US 12,583,782 B2Shin-Etsu Chemical Co., Ltd.
- Production method for optical fiber base material, and optical fiber base material11 Nov 2025US 12,466,757 B2Sumitomo Electric Industries, Ltd.
- Method and an apparatus for performing a plasma chemical vapour deposition process and a method11 Nov 2025US 12,467,142 B2Draka Comteq B.V.
- Plasma chemical vapor deposition process26 Aug 2025US 12,398,063 B2Draka Comteq B.V.
- Production method for glass preform and production apparatus for glass preform20 Aug 2026US 2026/0242272 A1Sumitomo Electric Industries, Ltd.
- Method for producing an optical fiber preform25 Jun 2026US 2026/0176184 A1Heraeus Quarzglas GmbH & Co.KG
- Reservoir, method for producing optical fiber, and device for producing optical fiber18 Jun 2026US 2026/0167553 A1Sumitomo Electric Industries, Ltd.
- Method for producing optical fiber preform, and optical fiber preform26 Mar 2026US 2026/0084997 A1Sumitomo Electric Industries, Ltd.
- Optical Fiber, Optical Fiber Preparation Method, and Optical Fiber Amplifier9 Oct 2025US 2025/0316945 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Method of manufacturing fluorine-doped optical fibers270US 4,468,413 AU. S. Philips Corporation · 1984
- Rare earth doped and large effective area optical fibers for fiber lasers and amplifiers222US 8,213,758 B2Imra America, Inc. · 2012
- Rare earth doped and large effective area optical fibers for fiber lasers and amplifiers219US 8,542,968 B2Imra America, Inc. · 2013
- Optical fiber with irregularities at cladding boundary69US 6,411,762 B1Scientific-Atlanta, Inc. · 2002
- Modified chemical vapor deposition of an optical fiber using an rf plasma58US 4,262,035 ABell Telephone Laboratories, Incorporated · 1981