C03B 23/053
By centrifuging
Official title: by centrifuging ({C03B23/094} , C03B37/04 takes precedence)
C03B23/053 (By centrifuging) appears on 8 US grants and 6 published applications in this corpus.
Search patents in C03B- Granted patents
- 8
- Published applications
- 6
- Assignees
- 5
- Inventors
- 20
- Latest grant
- 28 Jan 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 4 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for producing a tube of glass28 Jan 2020US 10,544,056 B2Heraeus Quarzglas GmbH & Co.KG
- Method for producing a tube of glass11 Jun 2019US 10,315,947 B2Heraeus Quarzglas GmbH & Co.KG
- Method and apparatus for producing a tube of glass1 May 2018US 9,957,185 B2Heraeus Quarzglas GmbH & Co.KG
- Method for forming opaque quartz glass components8 Aug 2017US 9,725,351 B2Heraeus Quartz America LLC
- Method for producing a tube of glass8 Aug 2017US 9,725,352 B2Heraeus Quarzglas GmbH & Co.KG
- Method and apparatus for producing a tube of glass2 Aug 2018US 2018/0215646 A1Heraeus Quarzglas GmbH & Co.KG
- Method for producing a tube of glass16 Nov 2017US 2017/0327403 A1Heraeus Quarzglas GmbH & Co.KG
- Method and apparatus for producing a tube of glass3 Nov 2016US 2016/0318789 A1Heraeus Quarzglas GmbH & Co.KG
- Method for forming opaque quartz glass components29 Sep 2016US 2016/0280577 A1Heraeus Quartz America LLC
- Method for producing a tube of glass23 Jun 2016US 2016/0176747 A1Heraeus Quarzglas GmbH & Co.KG
Most cited
By later US patents
- Fabrication of optical fibers with improved cross sectional circularity24US 4,154,591 ABell Telephone Laboratories, Incorporated · 1979
- Method of and apparatus for straightening and configuring a preform tube from which lightguide fiber is drawn17US 4,477,273 AAT&T Technologies, Inc. · 1984
- Method of manufacturing a bulb for a cathode-ray tube, and bulb obtained by means of this method2US 4,050,601 AU. S. Philips Corporation · 1977
- Method for forming opaque quartz glass components2US 9,725,351 B2Heraeus Quartz America LLC · 2017