C03B 37/0203
Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices
Official title: {Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices}
C03B37/0203 (Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices) appears on 129 US grants and 42 published applications in this corpus.
Search patents in C03B- Granted patents
- 129
- Published applications
- 42
- Assignees
- 27
- Inventors
- 178
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 10 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 4 | 0 |
| 1982 | 15 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 5 |
| 2009 | 1 | 0 |
| 2010 | 3 | 3 |
| 2011 | 2 | 3 |
| 2012 | 1 | 6 |
| 2013 | 1 | 3 |
| 2014 | 4 | 0 |
| 2015 | 4 | 2 |
| 2016 | 2 | 2 |
| 2017 | 2 | 4 |
| 2018 | 3 | 1 |
| 2019 | 3 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vertical melting furnace for igneous rock fiber manufacturing17 Mar 2026US 12,577,140 B2Rock Fiber, Inc.
- Apparatus and process for producing fiber from igneous rock19 Sep 2023US 11,760,677 B2Usb I, LLC
- Highly temperature-resistant glass fiber and preparation method therefor20 Apr 2021US 10,981,824 B2Chongqing Polycomp International Corporation
- Apparatus and method for cooling a glass strand produced by means of tube drawing29 Dec 2020US 10,875,805 B2Schott AG
- Apparatus and process for producing fiber from igneous rock8 Dec 2020US 10,858,275 B2Usb I, LLC
- Vertical melting furnace for igneous rock fiber manufacturing23 Jul 2026US 2026/0209099 A1Rock Fiber, Inc.
- Vertical melting furnace for igneous rock fiber manufacturing6 Jun 2024US 2024/0182346 A1Rock Fiber, Inc.
- Apparatus and Process for Producing Fiber from Igneous Rock25 Feb 2021US 2021/0053856 A1Usb I, LLC
- Highly temperature-resistant glass fiber and preparation method therefor20 Jun 2019US 2019/0185372 A1Chongqing Polycomp International Corporation
- Apparatus and method for cooling a glass strand produced by means of tube drawing25 Oct 2018US 2018/0305238 A1Schott AG
Most cited
By later US patents
- Method and apparatus for controlling the viscosity of glass streams63US 4,153,438 AOwens-Corning Fiberglas Corporation · 1979
- Apparatus for manufacturing a composite strand formed of reinforcing fibers and of organic thermoplastic material27US 5,316,561 AVetrotex France · 1994
- Low profile bushing for making fibers23US 6,196,029 B1Johns Manville International, Inc. · 2001
- Method for producing glass fibers21US 4,033,742 AKaiser Glass Fiber Corporation · 1977
- Multifunctional apparatus for manufacturing mineral basalt fibers21US 6,647,747 B12003