Y10S 525/928
Polyimide or polyamide-acid formed by condensation of a polyamine with a polycarboxylic
Official title: Polyimide or polyamide-acid formed by condensation of a polyamine with a polycarboxylic acid having at least three carboxyl groups or derivatives thereof
Y10S525/928 (Polyimide or polyamide-acid formed by condensation of a polyamine with a polycarboxylic) appears on 69 US grants and 9 published applications in this corpus.
Search patents in Y10S- Granted patents
- 69
- Published applications
- 9
- Assignees
- 36
- Inventors
- 123
- Latest grant
- 22 Nov 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 3 | 1 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Organic electroluminescence display and method of producing same22 Nov 2011US 8,062,774 B2Canon Kabushiki Kaisha
- Organic electroluminescence display and method of producing same7 Sep 2010US 7,790,297 B2Canon Kabushiki Kaisha
- Second order nonlinear optical polyimides having benzobisthiazole-based pendant groups, and preparation of the same2 Mar 2010US 7,670,512 B2National Sun Yat-Sen University
- Second order nonlinear optical polyimides having benzobisthiazole-based pendant groups, and preparation of the same2 Mar 2010US 7,671,141 B2National Sun Yat-Sen University
- High molecular weight stereoregular head-tail poly(glucaramides)1 Jan 2008US 7,314,906 B2The University of Montana
- Organic electroluminescence display and method of producing same8 Jul 2010US 2010/0171115 A1Canon Kabushiki Kaisha
- Second order nonlinear optical polyimides having benzobisthiazole-based pendant groups, and preparation of the same4 Jan 2007US 2007/0001154 A1National Sun Yat-Sen University
- Organic electroluminescence display and method of producing same4 Jan 2007US 2007/0001595 A1Canon Kabushiki Kaisha
- Second order nonlinear optical polyimides having benzobisthiazole-based pendant groups, and preparation of the same4 Jan 2007US 2007/0004873 A1National Sun Yat-Sen University
- Alignment film and LCD made of the same22 Jun 2006US 2006/0134348 A1Chi Mei Optoelectronics Corp.
Most cited
By later US patents
- Process for preparing aromatic polyimides, polyimides prepared thereby75US 3,998,786 AUniversity of Notre Dame du Lac · 1976
- Blends of poly(aryl ether) resins and polyetherimide resins64US 4,293,670 AUnion Carbide Corporation · 1981
- Process for preparing aromatic polyimides and some polyimides prepared thereby46US 4,075,171 AUniversity of Notre Dame du Lac · 1978
- Chain-extending amine end-capped polyimides44US 4,058,505 AUniversity of Notre Dame du Lac · 1977
- Heat resistant molding resin composition42US 4,340,697 AToray Industries, Inc. · 1982