Method for locking software files to a specific storage device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 5, 1994
Grant Date -
N/A
app pub date -
Nov 13, 1992
filing date -
Nov 13, 1992
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention provides a new and novel method for locking software programs to a particular disk. The method includes the steps of creating several files, one with a fixed name and at least one other file having a random name. Saving the head, cylinder and sector information for each of the files in the corresponding file along with use count information, saving the names of all the files in the first file with the fixed name, and encrypting all the files. This program locking method permits the distribution of trial copies of software programs and limits the risk that the program will be copied or used more than the permitted number of times.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully