A45D 2/18
Flexible curlers
Official title: Flexible curlers (A45D2/20 takes precedence)
A45D2/18 (Flexible curlers) appears on 60 US grants and 37 published applications in this corpus.
Search patents in A45D- Granted patents
- 60
- Published applications
- 37
- Assignees
- 16
- Inventors
- 91
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 4 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 3 | 5 |
| 2023 | 3 | 3 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Curling method9 Dec 2025US 12,490,820 B1
- Flexi hair curler8 Apr 2025US 12,268,288 B2
- Hair holder and hair treatment method using same24 Dec 2024US 12,171,322 B2Kao Corporation
- Hair accessory for maintaining previously styled hair10 Dec 2024US 12,161,214 B2Sleepy Tie, Inc.
- Hair curling rod device configured to create tight spiral curls for all hair textures with or without the use of heat23 Apr 2024US 11,963,597 B2
- Heatless Hair Curler with Bend-Retentive Support Assembly30 Jul 2026US 2026/0215564 A1Savvy Six Enterprises Inc.
- Hair styling utensil and method of manufacture9 Jul 2026US 2026/0191309 A1Maelle AG
- Hair curling accessories11 Jun 2026US 2026/0157496 A1
- Device and method for shaping and treating keratin fibres such as the hair25 Jul 2024US 2024/0245183 A1
- Flexi Hair Curler16 May 2024US 2024/0156229 A1
Most cited
By later US patents
- Bendable lightweight article for personal grooming and method of making55US 4,648,414 ACel Co., Inc. · 1987
- Hair roller44US 4,540,006 A1985
- Heatable flexible hair curlers39US 4,834,118 AClairol Incorporated · 1989
- Bendable foam covered rod-like article and method and apparatus for making same34US 5,875,792 APlastic Technology, Inc. · 1999
- Bendable fabric-covered rod-like device26US 6,397,854 B12002