Application independent (open) hypermedia enablement services
Patent 5204947 Issued on April 20, 1993. Estimated Expiration Date: 
October 31, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 31, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesMultimedia display system Interactive video composition and presentation systems Garbage collector for hypermedia systems Multimedia interface and method for computer system Accelerating link creation Patent #: 4982344 InventorsApplicationNo. 606320 filed on 10/31/1990US Classes:715/854, Navigation within structure345/4, SINGLE DISPLAY SYSTEM HAVING STACKED SUPERIMPOSED DISPLAY DEVICES (E.G., TANDEM)345/163, Mouse709/203, Client/server709/218, Using interconnected networks715/501.1, Hypermedia715/781, Window or viewpoint715/803, Window differentiation715/808, Pop-up control715/835, Selectable iconic array715/841Sub-menu structureExaminersPrimary: Richardson, Robert L.Attorney, Agent or FirmForeign Patent References
International ClassG06F 003/14AbstractA set of hypermedia linking services enable client applications to incorporate hypermedia capabilities in an open system architecture. The users are provided with a consistent hypermedia interface completely managed by the hypermedia services and not by the client application itself. The graphical user interface includes methods for menu handling, dialog box presentation and pointing device message handling, e.g., mouse message handling. Normal hypermedia activities such as object management, object creation, object deletion and object modification is provided.Other References
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