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.
Patent No.:
Date of Patent:
Feb. 01, 1994
Filed:
Aug. 17, 1989
Keiichi Nakane, Yokohama, JP;
Kazunari Suzuki, Yokohama, JP;
Toshio Kushida, Hitachi, JP;
Junichi Seki, Hitachi, JP;
Hiroshi Kodaka, Hitachi, JP;
Tadashi Kuwabara, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Microsoftware Systems, Inc., Yokohama, JP;
Abstract
A method and apparatus for file operation comprise a file operation method which enters, prior to the file operation, processing methods for exceptional events which are expected to occur during the file operation, a file operation method which, at the occurrence of an exceptional event during a file operation, holds the file operation, saves information pertinent to the held file into a memory, and inquires the user of the processing method of the held file for the exceptional event, and a file operation method which displays a list of hierarchically organized files at multiple levels so that multiple files can be designated as objects of operations.