Invalidity dossier
US 8784180
Added 9/23/2026, 5:43:10 PM
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Patent summary
Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.
Patent Overview — US 8,784,180 B2
Title: System and Method for Play of a Network-Based Lottery Game
Patent number / kind code: US8784180B2
Application number: US13/485,483
Inventor: Edward J. Stanek
Original assignee: Scientific Games International, Inc.
Current assignee (per listing): Scientific Games LLC
Priority / filing date: 2012-05-31
Grant (publication) date: 2014-07-22
Anticipated expiration (listed): 2032-05-31
Legal status listed: Active
Purpose: The patent addresses player perceptions and apprehension about Internet-based lotteries—an open question given that conventional state-sponsored instant ("scratch-off") ticket players "will readily accept and quickly transition to a purely network-based system," where even losing a small percentage of players can have significant economic impact.
Plain-language scope: Lottery tickets are provided to players, for example at an authorized point-of-sale retail establishment. Each ticket includes a code enabling the player to access a game site on a server system over a communication network such as the Internet, via a network-enabled device (personal computer, smart phone, PDA, or the like). A game result file is assigned to the player from a finite set of game result files maintained by the server system (for example, 250,000 or 1,000,000 files), each having a unique identifier and a predetermined game outcome; assignment is randomly determined. The outcome is displayed to the player and, for a winning play, the unique identifier is transmitted to the player for redemption. An identical set of game result files is held by a gaming authority host computer system, which uses the identifier to retrieve the corresponding file and confirm the redemption claim—without needing to communicate with the network server system that assigned the file. The identifier may be an alpha-numeric code, bar code, or QR code, printed or presented electronically.
Source: https://patents.google.com/patent/US8784180/en
What the excerpt does not establish: It does not provide the full claims, the complete specification, or the detailed description; it does not identify any prior-art references beyond passing mentions of U.S. Pat. Nos. 5,569,082 and 5,709,603 and the GTECH "Renaissance Program." It does not detail claim scope, figure contents, or the omitted ticket-embodiment text.
Generated 10/1/2026, 9:43:21 PM
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Litigation summary
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PTAB challenges
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Assignment history
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Prior art
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Obviousness
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Extensions
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Derivative works
Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.