C03B 2207/16
Non-circular ports
Official title: Non-circular ports, e.g. square or oval
C03B2207/16 (Non-circular ports) appears on 11 US grants and 4 published applications in this corpus.
Search patents in C03B- Granted patents
- 11
- Published applications
- 4
- Assignees
- 8
- Inventors
- 23
- Latest grant
- 29 Dec 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 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 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Glass fine particle synthesis burner, glass fine particle deposition body manufacturing method, and glass fine particle deposition apparatus29 Dec 2015US 9,221,710 B2Shin-Etsu Chemical Co., Ltd.
- Burner for chemical vapour deposition of glass29 Oct 2013US 8,567,218 B2Prysmian Cavi E Sistemi Energia S.R.L.
- Method for manufacturing optical fibre preforms28 Oct 2008US 7,441,416 B2Prysmian Cavi E Sistemi Energia S.R.L.
- Method for manufacturing optical fiber preforms27 Nov 2007US 7,299,659 B2Prysmian Cavi E Sistemi Energia S.R.L.
- Fabrication of lightguide soot preforms10 Apr 1990US 4,915,716 AAmerican Telephone and Telegraph Company
- Glass fine particle synthesis burner, glass fine particle deposition body manufacturing method, and glass fine particle deposition apparatus26 Jun 2014US 2014/0174135 A1Shin-Etsu Chemical Co., Ltd.
- Burner for chemical vapour deposition of glass27 Jul 2006US 2006/0162389 A1Prysmian Cavi E Sistemi Energia S.R.L.
- Multi-flame deposition burner and method for manufacturing optical fibre preforms17 Jun 2004US 2004/0112091 A1Prysmian Cavi E Sistemi Energia S.R.L.
- Method and deposition burner for manufacturing optical fibre preforms17 Jun 2004US 2004/0112092 A1Prysmian Cavi E Sistemi Energia S.R.L.
Most cited
By later US patents
- Continuous optical fiber preform fabrication method65US 4,062,665 ANippon Telegraph & Telephone Public Corporation · 1977
- Fabrication method of single-mode optical fiber preforms40US 4,345,928 ANippon Telegraph & Telephone Public Corporation · 1982
- Method of fabricating multi-mode optical fiber preforms28US 4,367,085 ANippon Telegraph & Telephone Public Corporation · 1983
- Torch for fabricating optical fiber preform16US 4,810,189 AFurukawa Electric Co., Ltd. · 1989
- Method of fabricating optical fiber preforms14US 4,915,717 ASumitomo Electric Industries, Ltd. · 1990