B42D 3/02
Made of special materials
Official title: made of special materials {(covers of loose-leaf binders made of special materials B42F13/0013)}
B42D3/02 (Made of special materials) appears on 54 US grants and 50 published applications in this corpus.
Search patents in B42D- Granted patents
- 54
- Published applications
- 50
- Assignees
- 42
- Inventors
- 103
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 3 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 3 |
| 2018 | 2 | 4 |
| 2019 | 3 | 3 |
| 2020 | 5 | 1 |
| 2021 | 0 | 3 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Layer structure for producing a hinge, in particular for producing multi-layered book covers17 Mar 2026US 12,576,625 B2Covestro Deutschland AG
- Book or booklet cover and a method of making a book or booklet cover11 Feb 2025US 12,220,936 B2Scanavo A/S
- Scorecard holder, and method of making and using same7 Jan 2025US 12,186,646 B2
- Book cover embossing system and method17 Oct 2023US 11,787,218 B1Lightning Source LLC
- Book workstation for paired users20 Sep 2022US 11,446,948 B1
- Clip and Post for Switchable Notebook Covers and Accessories30 Jul 2026US 2026/0217048 A1
- Scorecard holder, and method of making and using same28 Nov 2024US 2024/0390768 A1
- A book or booklet cover and a method of making a book or booklet cover12 Oct 2023US 2023/0322009 A1Scanavo A/S
- Layer structure for producing a hinge, in particular for producing multi-layered book covers16 Jun 2022US 2022/0184988 A1Covestro Intellectual Property GmbH & Co.KG
- Childrens Character Journal13 Jan 2022US 2022/0009266 A1
Most cited
By later US patents
- Fabric covered book cover64US 5,219,437 AThe Mead Corporation · 1993
- Display sheet centering tab assembly28US 6,045,161 AAvery Dennison Corporation · 2000
- Heat-sealed die cut binder25US 5,020,828 AThe Mead Corporation · 1991
- Forms such as a notebook and the like24US 4,620,725 A1986
- Low cost laminatable plastic envelope for easy customized self-lamination of greeting cards, memorabilia, and like displays23US 5,100,181 AAvant! Corporation · 1992