A45D 4/04
Heated by steam or hot air
Official title: heated by steam or hot air
A45D4/04 (Heated by steam or hot air) appears on 7 US grants and 5 published applications in this corpus.
Search patents in A45D- Granted patents
- 7
- Published applications
- 5
- Assignees
- 2
- Inventors
- 10
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 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 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hair curling system15 Jul 2025US 12,357,069 B2Cali-Curl, LLC
- Hair curling system2 Aug 2022US 11,399,610 B2Cali-Curl, LLC
- Hair curling system15 Oct 2019US 10,441,046 B2Cali-Curl, LLC
- Hair styling system6 May 1997US 5,626,156 A
- Assembly intended for operating on hair using vapour17 Dec 1996US 5,584,307 AL'oreal
- A multi-functional magnetic clip, hook, and pedal device for crutches, canes and other stick-like objects29 Feb 2024US 2024/0065922 A1
- Hair curling system17 Nov 2022US 2022/0361641 A1Cali-Curl, LLC
- Portable steamer for synthetic braiding hair29 Apr 2021US 2021/0120932 A1
- Hair curling system26 Dec 2019US 2019/0387858 A1Cali-Curl, LLC
- Hair curling system16 May 2019US 2019/0142128 A1Cali-Curl, LLC
Most cited
By later US patents
- Hair styling system23US 5,626,156 A1997
- Assembly intended for operating on hair using vapour15US 5,584,307 AL'oreal · 1996
- Steamer attachment for a hair curler steamer10US 5,355,591 A1994
- Steamer attachment for a hair curler steamer3US 5,228,213 A1993
- Hair curling system2US 10,441,046 B2Cali-Curl, LLC · 2019