D06M 15/59
Polyamides
Official title: Polyamides; Polyimides
D06M15/59 (Polyamides) appears on 207 US grants and 259 published applications in this corpus.
Search patents in D06M- Granted patents
- 207
- Published applications
- 259
- Assignees
- 198
- Inventors
- 737
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 4 |
| 2003 | 5 | 6 |
| 2004 | 4 | 10 |
| 2005 | 4 | 5 |
| 2006 | 5 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 4 |
| 2009 | 1 | 8 |
| 2010 | 1 | 9 |
| 2011 | 3 | 10 |
| 2012 | 2 | 7 |
| 2013 | 2 | 11 |
| 2014 | 3 | 10 |
| 2015 | 6 | 22 |
| 2016 | 3 | 16 |
| 2017 | 16 | 15 |
| 2018 | 9 | 15 |
| 2019 | 10 | 20 |
| 2020 | 8 | 14 |
| 2021 | 8 | 16 |
| 2022 | 13 | 16 |
| 2023 | 11 | 17 |
| 2024 | 7 | 8 |
| 2025 | 13 | 7 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composition containing sizing agent for inorganic fibers and method for producing inorganic fibers18 Aug 2026US 12,709,838 B2Takemoto Oil & Fat Co., Ltd.
- System for continuous oil/water separation using superhydrophilic oil/water separation filter14 Jul 2026US 12,678,713 B2Postech Research and Business Development Foundation
- Power transmission belt and related transmission system14 Jul 2026US 12,680,595 B2Dayco Europe S.R.L.
- Aniline acid anhydride, preparation method therefor, and polyamino acid-grafted chain21 Apr 2026US 12,606,530 B2Soochow University
- Ultra-hydrophilic filtration filter for oil-water separation and method for manufacturing same13 Jan 2026US 12,521,658 B2Postech Research and Business Development Foundation
- Surface modified microcapsules29 Jan 2026US 2026/0028770 A1International Flavors & Fragrances Inc.
- Discretized Patterned Belt for Tissues, Towels, and Nonwovens29 Jan 2026US 2026/0028776 A1Albany International Corp.
- Adhesive composition, organic fiber material, rubber article, organic fiber-rubber composite, and tire15 Jan 2026US 2026/0015530 A1Bridgestone Corporation
- Durable thermoregulating textile structures and methods of manufacture8 Jan 2026US 2026/0009176 A1Sysco Guest Supply, LLC
- Textile articles for tumble-drying1 Jan 2026US 2026/0002097 A1
Most cited
By later US patents
- Polycationic block copolymer134US 4,719,282 AMiranol Inc. · 1988
- Suede-like artificial leathers and a method for manufacturing same75US 4,073,988 AKanebo, Ltd. · 1978
- Method for the treatment of wool71US 5,087,266 APrecision Processes Textiles · 1992
- Antimicrobial treatment of textile materials47US 5,700,742 AZeneca Limited · 1997
- Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist45US 6,537,614 B1Kimberly-Clark Worldwide, Inc. · 2003