D21G 1/024
Formed from a plurality of compacted disc elements or from a spirally-wound
Official title: {formed from a plurality of compacted disc elements or from a spirally-wound band}
D21G1/024 (Formed from a plurality of compacted disc elements or from a spirally-wound) appears on 10 US grants and 1 published applications in this corpus.
Search patents in D21G- Granted patents
- 10
- Published applications
- 1
- Assignees
- 10
- Inventors
- 16
- Latest grant
- 23 Apr 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 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
- Supercalendar roll with composite cover23 Apr 2002US 6,375,602 B1SW Paper Inc.
- Method of making rolls with elastic covers3 May 1994US 5,307,563 AFerd. Jagenberg & Sohne GmbH & Co. KG
- Relating to calender and embossing bowls7 Jul 1992US 5,127,142 ADavid Bently Limited
- Supercalender roll and method of making same24 Mar 1992US 5,097,596 AConsolidated Papers, Inc.
- Fiber roll with polyester fiber filler13 Aug 1991US 5,038,448 AGusmer Corporation
Most cited
By later US patents
- Method and apparatus for temperature gradient calendering31US 4,606,264 AWartsila-Appleton, Incorporated · 1986
- Supercalendar roll with composite cover20US 6,375,602 B1SW Paper Inc. · 2002
- Method for producing fiber rolls14US 4,283,821 AOy Wartsila Ab · 1981
- Method of filling calender/embosser rolls using vibrations12US 4,583,966 ABeloit Corporation · 1986
- Supercalender roll and method of making same10US 5,097,596 AConsolidated Papers, Inc. · 1992