The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 22, 2022

Filed:

Mar. 20, 2020
Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventors:

Yuto Murata, Minami-ashigara, JP;

Norihito Kasada, Minami-ashigara, JP;

Yusuke Kagawa, Minami-ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/735 (2006.01); G11B 5/712 (2006.01); G11B 5/78 (2006.01); G11B 23/107 (2006.01); G11B 5/70 (2006.01); G11B 5/73 (2006.01);
U.S. Cl.
CPC ...
G11B 5/735 (2013.01); G11B 5/712 (2013.01);
Abstract

Provided is a magnetic tape cartridge of a single reel type in which a magnetic tape is wound around a reel, in which the magnetic tape includes a non-magnetic support and a magnetic layer containing a ferromagnetic powder, and has a tape thickness of 5.3 μm or less, the magnetic layer includes a plurality of servo bands, and a difference (G−G) between a servo band interval Gin a range of 49 m to 51 m from a tape inner end and a servo band interval Gin a range of 49 m to 51 m from a tape outer end is −3.9 μm to −1.1 μm as a value measured on 100th day from a date of magnetic tape cartridge manufacture.


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