C04B 41/4994
Organo-phosphorus compounds
Official title: {Organo-phosphorus compounds}
C04B41/4994 (Organo-phosphorus compounds) appears on 13 US grants and 13 published applications in this corpus.
Search patents in C04B- Granted patents
- 13
- Published applications
- 13
- Assignees
- 8
- Inventors
- 26
- Latest grant
- 6 Mar 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 5 | 2 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
By publication year.
Recent patents
- Fluoroalkyl phosphate compositions6 Mar 2012US 8,129,568 B2E. I. Du Pont de Nemours and Company
- Method for precipitating mono and multiple layers of organophosphoric and organophosphonic acids and the salts thereof in addition to use thereof11 Oct 2011US 8,034,395 B2Bayer Technology Services GmbH
- Fluoroalkyl phosphate compositions31 May 2011US 7,951,975 B2E. I. Du Pont de Nemours and Company
- Method for treating concrete15 Feb 2011US 7,887,886 B2Rohm and Haas Company
- Polyfluoroether-based phosphates19 Oct 2010US 7,815,816 B2E. I. Du Pont de Nemours and Company
- Method of processing porous article and porous article14 Jun 2012US 2012/0148825 A1Coligro Oy
- Fluoroalkyl phosphate compositions18 Aug 2011US 2011/0200815 A1E. I. Du Pont de Nemours and Company
- Method for precipitating mono and multiple layers of organophosphoric and organophosphonic acids and the salts thereof in addition to use thereof4 Nov 2010US 2010/0280601 A1Bayer Technology Services GmbH
- Polyfluoroether-based phosphates27 May 2010US 2010/0129668 A1E. I. Du Pont de Nemours and Company
- Fluoroalkyl phosphate compositions2 Apr 2009US 2009/0087670 A1E. I. Du Pont de Nemours and Company
Most cited
By later US patents
- Stain resistant compositions27US 6,271,289 B1E. I. Du Pont de Nemours and Company · 2001
- Method for precipitating mono and multiple layers of organophosphoric and organophosphonic acids and the salts thereof in addition to use thereof9US 7,517,546 B2Bayer Technology Services GmbH · 2009
- Method for precipitating mono and multiple layers of organophosphoric and organophosphonic acids and the salts thereof in addition to use thereof9US 8,034,395 B2Bayer Technology Services GmbH · 2011
- Fluoroalkyl phosphate compositions8US 7,470,818 B2E. I. Du Pont de Nemours and Company · 2008
- Polyfluoroether-based phosphates5US 7,815,816 B2E. I. Du Pont de Nemours and Company · 2010