U.S. patents available from 1976 to present.
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Replication facility

Patent 5588147 Issued on December 24, 1996. Estimated Expiration Date: Icon_subject January 14, 2014. 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

Method for the dynamic replication of data under distributed system control to control utilization of resources in a multiprocessing, distributed data base system
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Issued on: 10/17/1989
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Single system image uniquely defining an environment for each user in a data processing system
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Distributed security auditing subsystem for an operating system
Patent #: 5032979
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Inventor: Hecht, et al.

Maintenance of file attributes in a distributed data processing system
Patent #: 5113519
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Directory cache management in a distributed data processing system
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Issued on: 09/29/1992
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Inventors

Assignee

Application

No. 181704 filed on 01/14/1994

US Classes:

707/1, DATABASE OR FILE ACCESSING711/100, STORAGE ACCESSING AND CONTROL712/28Distributed processing system

Examiners

Primary: Black, Thomas G.
Assistant: Pham, C.

Attorney, Agent or Firm

International Class

G06F 013/00

Abstract

A replication facility provides for the replication of files or portions of files in a distributed environment. The replication facility is able to replicate any subtree within a distributed namespace of the distributed environment. The replication facility provides multi-mastered, weakly consistent replication. The replication facility supports both public replication and private replication.

Other References

  • Purdin, Titus D. M. et al., "A File Replication Facility for Berkeley Unix," Software -Practice and Experience, vol. 17(12):923-940, Dec., 1987
  • Fowler, Glenn et al., "A User-Level Replicated File System," In Proceedings of the Summer 1993 USENIX Technical Conference, Cincinnati, Ohio, Jun. 21-25, 1993: pp. 279-290
  • "Xcopy Function for Access Control Profiles," IBM Technical Disclosure Bulletin, vol. 37(1):573-574, Jan., 1994
  • Wedde, Horst F. et al., "Operating System Support for Adaptive Distributed Real-Time Systems in Dragon Slayer," Operating Systems Review, vol. 23(3):126-136, Jul., 1989
  • Campbell, Roy H., and Peter W. Madany, "Considerations of Persistence and Security in Choices, an Object-Oriented Operating System," In Proceedings on the International Workshop on Computer Architectures to Support Security and Persistence of Information, May 8-11, 1990: pp. 290-300
  • Hac, Anna, "A Distributed Algorithm for Performance Improvement Through File Replication, File Migration, and Process Migration," IEEE Transactions on Software Engineering, vol. 15(11):1459-1470, Nov., 1989
  • Bruce Walker et al., "The LOCUS Distributed Operating System," Operating Systems Review 17(15): pp. 49-70, Oct. 1983
  • Sally J. Martin et al., "Development of the VAX Distributed Name Service," Digital Technical Journal 9: pp. 9-15, Jun. 1989
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  • Mahadev Satyanarayanan, "Scalable, Secure, and Highly Available Distributed File Access," IEEE: pp. 9-21, May 1990
  • Alex Siegel et al., "Deceit: A Flexible Distributed File System," Technical Report for Department of Computer Science, Cornell University, Ithaca, New York, pp. 1-34, Nov. 1989
  • Mark Schulman, Que's Guide to Lotus Notes, pp. 51-55 and 268-312, 1993
  • Doug Bierer et al., NetWare 4 for Professionals, New Riders Publishing: pp. 343-374, 420-421, 432-435 and 971-1045, 1993
  • Mahadev Satyanarayanan et al., "Coda: A Highly Available File System for a Distributed Workstation Environment," IEEE 19(4): pp. 447-459, 199
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