G11B 5/73937
Substrates having an organic polymer comprising a ring structure
Official title: {Substrates having an organic polymer comprising a ring structure}
G11B5/73937 (Substrates having an organic polymer comprising a ring structure) appears on 102 US grants and 45 published applications in this corpus.
Search patents in G11B- Granted patents
- 102
- Published applications
- 45
- Assignees
- 42
- Inventors
- 245
- Latest grant
- 25 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 11 | 6 |
| 2003 | 1 | 5 |
| 2004 | 5 | 6 |
| 2005 | 3 | 9 |
| 2006 | 3 | 5 |
| 2007 | 2 | 4 |
| 2008 | 3 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tape-shaped magnetic recording medium including magnetic layer having recesses on a surface, magnetic recording/reproducing device, and magnetic recording medium cartridge25 Oct 2022US 11,482,245 B2Sony Group Corporation
- Magnetic recording medium having characterized magnetic layer, and magnetic recording and reproducing apparatus21 Jun 2022US 11,367,461 B2FUJIFILM Corporation
- Magnetic tape cartridge11 Jun 2013US 8,460,806 B2FUJIFILM Corporation
- Copolymerized aromatic polyester, biaxially oriented polyester film, and magnetic recording medium30 Apr 2013US 8,431,259 B2Teijin Limited
- Biaxially oriented laminated film20 Nov 2012US 8,313,849 B2Teijin Limited
- Magnetic recording medium, magnetic tape cartridge, magnetic recording and reproducing device, and polymer12 Mar 2026US 2026/0073942 A1FUJIFILM Corporation
- Magnetic recording medium, magnetic recording/reproducing device, and magnetic recording medium cartridge30 Jun 2022US 2022/0208221 A1Sony Corporation
- Magnetic recording medium and magnetic recording and reproducing apparatus29 Oct 2020US 2020/0342903 A1FUJIFILM Corporation
- Copolymerized aromatic polyester, biaxially oriented polyester film, and magnetic recording medium9 Jun 2011US 2011/0135965 A1Teijin Limited
- Biaxially oriented laminated film17 Feb 2011US 2011/0039127 A1Teijin Limited
Most cited
By later US patents
- Aromatic polyamide-type films125US 3,966,686 AToray Industries, Inc. · 1976
- Magnetic recording medium125US 5,728,454 AFuji Photo Film Co., Ltd. · 1998
- Magnetic recording medium supported on aromatic polyamide119US 4,112,187 AToray Industries, Inc. · 1978
- Magnetic recording medium49US 4,910,068 ACanon Kabushiki Kaisha · 1990
- Biaxially oriented film of polyethylene-2,6-naphthalate45US 5,051,292 ATeijin Limited · 1991