A47H 21/00
Curtain shields
A47H21/00 (Curtain shields) appears on 48 US grants and 47 published applications in this corpus.
Search patents in A47H- Granted patents
- 48
- Published applications
- 47
- Assignees
- 20
- Inventors
- 86
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 3 |
| 2005 | 3 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 9 |
| 2008 | 1 | 3 |
| 2009 | 3 | 4 |
| 2010 | 3 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 0 |
| 2018 | 0 | 5 |
| 2019 | 1 | 2 |
| 2020 | 3 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coupler system14 Jan 2025US 12,193,590 B2Grovist Innovations, LLC
- Retrofit curtain assembly9 Aug 2022US 11,406,213 B2KleenEdge, LLC
- Retrofit curtain assembly6 Apr 2021US 10,966,558 B2KleenEdge, LLC
- Drapery-holding, light blocking air deflector2 Feb 2021US 10,905,273 B2
- Coupler system25 Aug 2020US 10,750,895 B2Grovist Innovations, LLC
- Extendable magnetic Curtain Protector for Electric Baseboard14 May 2026US 2026/0130532 A1
- Coupler system9 Nov 2023US 2023/0355023 A1Grovist Innovations, LLC
- Coupler system8 Jul 2021US 2021/0204740 A1Grovist Innovations, LLC
- Retrofit curtain assembly17 Jun 2021US 2021/0177184 A1KleenEdge, LLC
- Light-shielding curtain and fabric28 May 2020US 2020/0163482 A1Hangzhou China Home Textiles Industry Co., Ltd.
Most cited
By later US patents