Electronic vouchers and a system and method for issuing the same
First Claim
Patent Images
1. An electronic voucher comprising:
- image data defining an image;
nonimage data embedded in the image that uniquely identifies the electronic voucher.
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Accused Products
Abstract
A system and method for issuing electronic vouchers representing value. An issuing server generates an eVoucher that a recipient may use to purchase goods and services from a merchant'"'"'s e-commerce Web site. The eVoucher includes an image, such as a corporate logo, that identifies the issuing merchant. Nonimage data, such as a unique identifier for the eVoucher and encrypted arbitrary text, is embedded in the eVoucher image and is used to track the use of the eVoucher and to verify its authenticity.
125 Citations
17 Claims
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1. An electronic voucher comprising:
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image data defining an image;
nonimage data embedded in the image that uniquely identifies the electronic voucher. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A distributed computer system for issuing electronic vouchers representing value, the system comprising:
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an issuing server that;
generates an image file including image data;
embeds nonimage data in the image file; and
transmits the image file including the embedded nonimage data; and
a database in which a copy of said nonimage data is stored. - View Dependent Claims (8, 9, 10, 11, 13, 14, 15, 16, 17)
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12. A method for issuing electronic vouchers representing value, comprising:
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generating an image file including image data defining an image;
embedding nonimage data in said image file;
storing a copy of the nonimage data; and
transmitting the image file including the image data and the embedded nonimage data to a recipient.
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Specification