C03B 37/04
By using centrifugal force
Official title: by using centrifugal force {, e.g. spinning through radial orifices; Construction of the spinner cups therefor (bonder application C03C25/00)}
C03B37/04 (By using centrifugal force) appears on 363 US grants and 193 published applications in this corpus.
Search patents in C03B- Granted patents
- 363
- Published applications
- 193
- Assignees
- 110
- Inventors
- 543
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 0 | 0 |
| 1980 | 9 | 0 |
| 1981 | 18 | 0 |
| 1982 | 15 | 0 |
| 1983 | 11 | 0 |
| 1984 | 10 | 0 |
| 1985 | 13 | 0 |
| 1986 | 7 | 0 |
| 1987 | 17 | 0 |
| 1988 | 11 | 0 |
| 1989 | 9 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 10 | 0 |
| 1999 | 14 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 8 |
| 2004 | 2 | 7 |
| 2005 | 3 | 5 |
| 2006 | 3 | 4 |
| 2007 | 1 | 13 |
| 2008 | 3 | 9 |
| 2009 | 4 | 7 |
| 2010 | 7 | 6 |
| 2011 | 5 | 5 |
| 2012 | 6 | 6 |
| 2013 | 2 | 5 |
| 2014 | 1 | 16 |
| 2015 | 2 | 6 |
| 2016 | 4 | 10 |
| 2017 | 9 | 4 |
| 2018 | 8 | 9 |
| 2019 | 5 | 12 |
| 2020 | 4 | 6 |
| 2021 | 9 | 12 |
| 2022 | 7 | 5 |
| 2023 | 10 | 9 |
| 2024 | 10 | 10 |
| 2025 | 6 | 10 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C03B 37/045Construction of the spinner cups109
- C03B 37/048Means for attenuating the spun fibres97
- C03B 37/05By projecting molten glass on a rotating body having no radial orifices80
- C03B 37/047Selection of materials for the spinner cups67
- C03B 37/044For producing fibres of at least two distinct glass compositions5
- C03B 37/041Transferring molten glass to the spinner4
- C03B 37/042Starting from tubes, rods, fibres or filaments1
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Most cited
By later US patents
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- Hollow porous microspheres made from dispersed particle compositions128US 5,212,143 A1993
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