D21H 21/146
Crêping adhesives
Official title: {Crêping adhesives}
D21H21/146 (Crêping adhesives) appears on 168 US grants and 129 published applications in this corpus.
Search patents in D21H- Granted patents
- 168
- Published applications
- 129
- Assignees
- 38
- Inventors
- 261
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 0 |
| 2002 | 1 | 4 |
| 2003 | 3 | 4 |
| 2004 | 7 | 4 |
| 2005 | 2 | 5 |
| 2006 | 1 | 4 |
| 2007 | 0 | 9 |
| 2008 | 0 | 8 |
| 2009 | 3 | 4 |
| 2010 | 9 | 4 |
| 2011 | 10 | 8 |
| 2012 | 7 | 7 |
| 2013 | 9 | 5 |
| 2014 | 9 | 2 |
| 2015 | 3 | 7 |
| 2016 | 4 | 3 |
| 2017 | 4 | 3 |
| 2018 | 5 | 8 |
| 2019 | 0 | 6 |
| 2020 | 8 | 6 |
| 2021 | 8 | 6 |
| 2022 | 4 | 2 |
| 2023 | 5 | 8 |
| 2024 | 4 | 5 |
| 2025 | 3 | 1 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Soft treated tissue product1 Sep 2026US 12,723,354 B2Kimberly-Clark Worldwide, Inc.
- Creping adhesive, powder for use as creping adhesive, method for producing creping adhesive, and toilet paper, tissue paper, paper towel, kitchen paper, or napkin base paper26 May 2026US 12,637,596 B2Kuraray Co., Ltd.
- Coating compositions for use in creped paper product manufacturing and methods for producing the same13 Jan 2026US 12,522,747 B2Solenis Technologies, L.P.
- Creped fibrous structures15 Jul 2025US 12,359,376 B2The Procter & Gamble Company
- Tissue paper and method for manufacturing tissue paper20 May 2025US 12,305,335 B2Daio Paper Corporation
- Soft treated tissue product8 Oct 2026US 2026/0308852 A1Kimberly-Clark Worldwide, Inc.
- Polyamidoamine-epihalohydrin yankee adhesives with enhanced stability10 Sep 2026US 2026/0265594 A1Ecolab USA Inc.
- Durable tissue product23 Jul 2026US 2026/0210059 A1Kimberly-Clark Worldwide, Inc.
- Fabric release compositions and methods thereof28 May 2026US 2026/0146386 A1Ecolab USA Inc.
- A release agent composition for papermaking, a release agent emulsion and preparation method and applications thereof9 Apr 2026US 2026/0098380 A1Ecolab USA Inc.
Most cited
By later US patents
- Method for making soft layered tissues197US 5,494,554 AKimberly-Clark Corporation · 1996
- Method for making soft tissue using cationic silicones183US 5,529,665 AKimberly-Clark Corporation · 1996
- Creping adhesives containing polyvinyl alcohol and cationic polyamide resins175US 4,528,316 AKimberly-Clark Corporation · 1985
- Paper webs having high bulk and absorbency and process and apparatus for producing the same124US 4,482,429 AJames River-Norwalk, Inc. · 1984
- Paper webs having high bulk and absorbency and process and apparatus for producing the same117US 4,448,638 AJames River-Dixie/Northern, Inc. · 1984