A45D 4/12
Heated by electricity
Official title: heated by electricity
A45D4/12 (Heated by electricity) appears on 6 US grants and 17 published applications in this corpus.
Search patents in A45D- Granted patents
- 6
- Published applications
- 17
- Assignees
- 6
- Inventors
- 27
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 3 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Hair treatment device3 Oct 2023US 11,771,193 B2L'oreal
- Heated hair setter apparatus and method15 Mar 2022US 11,272,772 B2Spectrum Brands, Inc.
- Heated hair setter apparatus and method7 Jan 2020US 10,524,553 B2Spectrum Brands, Inc.
- Heated hair curler with hinged hair grip and applicator handle6 Sep 2016US 9,433,272 B2
- Hair roller cloth and hair rollers for hairdressing13 Feb 2001US 6,186,150 B1
- Hair roller5 Jun 2025US 2025/0176693 A1Dyson Technology Limited
- Hair roller22 May 2025US 2025/0160496 A1Dyson Technology Limited
- Eyelash curling device and method for curling eyelash using same27 Jul 2023US 2023/0232955 A1
- Heated hair setter apparatus and method26 Mar 2020US 2020/0093239 A1Spectrum Brands, Inc.
- Hair treatment device12 Dec 2019US 2019/0374000 A1L'oreal
Most cited
By later US patents