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US 2002/0164025 A1Published application
Software usage/procurement management
AssigneeRevit Technology Corporation
InventorsLeonid Raiz, Irwin Jungreis
Life of this patent
Estimating the term…
Abstract
A method that includes (1) distributing authorization keys from a subscription server to computers on which copies of an application program are to be run, each of the authorization keys being associated with a validity period during which the authorization key will be valid, and (2) at intermittent times that may be as infrequent as the times when the validity periods end, distributing new authorization keys to each of the computers, the keys being distributed electronically in a manner that is transparent to users of the computers.
Claims43
A method comprising
- distributing authorization keys from a subscription server to computers on which copies of an application program are to be run, each of the authorization keys being associated with a validity period during which the authorization key will be valid, and
- at intermittent times that may be as infrequent as the times when the validity periods end, distributing new authorization keys to each of the computers, the keys being distributed electronically in a manner that is transparent to users of the computers.
A method comprising
- distributing without charge, copies of an application program online or on storage media,
- enabling a user of one of the computers to choose among modes in which he wishes to run the application program,
- in at least one of the chosen modes, enabling the user to run the application program without requiring the user to provide information about the user,
- in at least another one of the chosen modes, requiring the user to self-register by providing information about the user in exchange for an authorization key that is associated with a unique identifier of the computer on which the application program is to run and which enables the application to be run in the chosen mode, the authorization key having a limited validity period
1 more element
A method comprising
- receiving at a subscription server, information identifying individual users who are to be permitted to use copies of an application program on computers,
- when one of the users first attempts to use a copy of the application program on one of the computers, sending the identity of the user to the subscription server electronically,
- at the server, matching the user identity with the information identifying individual users, and, if they match,
- providing an authorization key to the computer, the authorization key being associated uniquely with the computer from which the user is attempting to use the copy of the application program.
1 more element
Dependencies are inferred from the claim text.