C01B 33/1465
"build-up" of particles using only one sol and a "heel" consisting or
Official title: {"Build-up" of particles using only one sol and a "heel" consisting or not of the sol}
C01B33/1465 ("build-up" of particles using only one sol and a "heel" consisting or) appears on 2 US grants and 3 published applications in this corpus.
Search patents in C01B- Granted patents
- 2
- Published applications
- 3
- Assignees
- 4
- Inventors
- 7
- Latest grant
- 27 May 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 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 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for Producing Elongated-Shaped Silica Sol18 Feb 2010US 2010/0037801 A1Nissan Chemical Industries, Ltd.
- Dispersion of silica particle agglomerates and process for producing the same25 Sep 2003US 2003/0180549 A1Oji Paper Co., Ltd.
- Dispersion of silica particle agglomerates and process for producing the same2 Aug 2001US 2001/0011105 A1Oji Paper Co., Ltd.
Most cited
By later US patents