D21H 5/129
By thermal treatment
Official title: {by thermal treatment}
D21H5/129 (By thermal treatment) appears on 9 US grants and 1 published applications in this corpus.
Search patents in D21H- Granted patents
- 9
- Published applications
- 1
- Assignees
- 8
- Inventors
- 18
- Latest grant
- 24 Apr 1990
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 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 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat treatment of paper products having starch additives24 Apr 1990US 4,919,758 AInternational Paper Company
- Envelope type separator for storage battery and manufacturing process therefor4 Apr 1989US 4,818,340 ANihon Muki Kabushiki Kaisha
- Heat treatment of paper products4 Apr 1989US 4,818,342 AInternational Paper Company
- Molding of paperboard containers1 Jan 1985US 4,491,502 AJames River-Dixie/Northern, Inc.
- Non-woven fabric of hot-melt adhesive composite fibers16 Oct 1984US 4,477,516 AChisso Corporation
Most cited
By later US patents
- Heat treatment of paper products having starch additives67US 4,919,758 AInternational Paper Company · 1990
- Non-woven fabric of hot-melt adhesive composite fibers57US 4,477,516 AChisso Corporation · 1984
- Method of manufacturing an inorganic fiber filter tube and product43US 4,376,675 AWhatman Reeve Angel Limited · 1983
- Process for manufacturing heat-sealed proofed paper or card on a Fourdrinier machine9US 4,274,915 A1981
- Envelope type separator for storage battery and manufacturing process therefor9US 4,818,340 ANihon Muki Kabushiki Kaisha · 1989