C07F 9/5357
Polyphosphazenes containing the structure [p=n-]n
Official title: {Polyphosphazenes containing the structure [P=N-]n (cyclic phosphazenes C07F9/65812)}
C07F9/5357 (Polyphosphazenes containing the structure [p=n-]n) appears on 5 US grants and 0 published applications in this corpus.
Search patents in C07F- Granted patents
- 5
- Published applications
- 0
- Assignees
- 4
- Inventors
- 7
- Latest grant
- 2 Dec 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Synthesis of hydrogen peroxide2 Dec 2003US 6,656,446 B1University of Pittsburgh
- Contrast agents and compositions for radiological imaging, and radiological imaging method utilizing same13 Aug 1996US 5,545,397 ABoron Biologicals, Inc.
- Fluorescent compounds25 Jul 1995US 5,435,937 AAmersham International plc
- Radiological imaging method, and contrast media reagents therefor26 Oct 1993US 5,256,394 ABoron Biologicals, Inc.
- Synthetic lubricants6 Feb 1990US 4,898,683 A
No published applications in this class yet.
Most cited
By later US patents
- Contrast agents and compositions for radiological imaging, and radiological imaging method utilizing same59US 5,545,397 ABoron Biologicals, Inc. · 1996
- Fluorescent compounds38US 5,435,937 AAmersham International plc · 1995
- Radiological imaging method, and contrast media reagents therefor8US 5,256,394 ABoron Biologicals, Inc. · 1993
- Synthetic lubricants2US 4,898,683 A1990