Method and apparatus for collaborative use of application program
Patent 5293619 Issued on March 8, 1994. Estimated Expiration Date: 
May 30, 2011. 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.
May 30, 2011. 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 References 3662401 Method for multiple programs management within a network having a server computer and a plurality of remote computers Data conferencing arrangement for stations having keyboards and displays, using a keyboard buffer and a screen buffer Patent #: 4939509 InventorAssigneeApplicationNo. 709925 filed on 05/30/1991US Classes:707/204, Archiving or backup709/205Cooperative computer processingExaminersPrimary: Heckler, Thomas M.Attorney, Agent or FirmInternational ClassG06F 009/06AbstractMethod and apparatus permitting the collaborative use of a computer application program simultaneously by multiple users at different stations. The method is useful with communication protocols having client/server control structures. The method of the invention requires only a sole executing copy of the application program and a sole executing copy of software comprising the invention. Users may collaboratively use a set of application programs by invoking for each desired application program one copy of software comprising the invention.Other References
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