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:
Sep. 03, 2024

Filed:

Apr. 06, 2021
Applicant:

Ncipher Security Limited, Cambridge, GB;

Inventor:

David O'Doherty, Cambridge, GB;

Assignee:

NCIPHER SECURITY LIMITED, Cambridge, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 16/18 (2019.01); G06F 16/16 (2019.01); G06F 16/17 (2019.01);
U.S. Cl.
CPC ...
G06F 16/1865 (2019.01); G06F 16/162 (2019.01); G06F 16/1727 (2019.01);
Abstract

A method of performing a file transaction, the method comprising: providing a transaction instruction to perform a set of one or more transaction operations on a device; responsive to determining the transaction instruction comprises one or more write transaction operations, wherein the one or more write transaction operations collectively relate to a first file group comprising at least one file object, the first file group has a first size, and each of the at least one file objects comprises identification information, if the first size does not exceed available device storage: writing each of the at least one file objects with an uncommitted file type; after the first file group is written, storing transaction information on the device storage indicating that the transaction is committed; responsive to determining that one or more pre-existing file objects share identification information with any of the first file group, erasing the one or more pre-existing file objects; updating the type of each of the at least one file objects in the first file group to a finalised type.


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