E04C 2002/3494
Apparatus for making profiled spacer sheets
Official title: {Apparatus for making profiled spacer sheets}
E04C2002/3494 (Apparatus for making profiled spacer sheets) appears on 26 US grants and 3 published applications in this corpus.
Search patents in E04C- Granted patents
- 26
- Published applications
- 3
- Assignees
- 13
- Inventors
- 37
- Latest grant
- 30 Mar 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for creasing planar material30 Mar 2004US 6,712,747 B1Hunter Douglas Inc.
- Constructional sandwich panel for high strength wall and covering assemblies, and method for making said panel10 Jun 2003US 6,574,938 B1
- Composite slab made of plastic and method for its manufacture21 Dec 1999US 6,004,651 A
- Web-like element and connecting arrangement between two web-like elements30 Mar 1999US 5,888,621 A
- Honeycomb panel and process for producing same3 Jun 1997US 5,635,306 ANippon Steel Corporation
- Composite structural panels and components1 Jan 2015US 2015/0004371 A1Noble Environmental Technologies Corporation
- Composite panel, preferably of plastic, and method for its production20 May 2004US 2004/0096628 A1
- Strong lightweight panel element and apparatus for manufacturing the same9 Aug 2001US 2001/0012812 A1
Most cited
By later US patents
- Composite board structure and a method of and an apparatus for producing the board structure51US 4,150,186 ANissan Motor Co., Ltd. · 1979
- Expandable honeycomb core structural member44US 5,288,538 AReynolds Metals Company · 1994
- Manufacture of foam-filled panels and cores therefor42US 4,593,449 AM.P.M. Industries Inc. · 1986
- Honeycomb panel and process for producing same40US 5,635,306 ANippon Steel Corporation · 1997
- Insulating apparatus and method for attaching an insulating pad to a support37US 5,524,406 AATD Corporation · 1996