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Class Information
Number: 714/15
Name: Error detection/correction and fault detection/recovery > Data processing system error or fault handling > Reliability and availability > Fault recovery > State recovery (i.e., process or data file)
Description: Subject matter further including means or steps for recovery by restoring data in a data file, or data for a process, to data at a previous point in time.










Sub-classes under this class:

Class Number Class Name Patents
714/16 Forward recovery (e.g., redoing committed action) 347
714/20 Plural recovery data sets containing set interrelation data (e.g., time values or log record numbers) 544
714/21 State validity check 202
714/18 Transmission data record (e.g., for retransmission) 318
714/19 Undo record 200
714/22 With power supply status monitoring 498


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
6658590 Controller-based transaction logging system for data recovery in a storage area network Dec. 2, 2003
6654879 Method and apparatus for analyzing code for out-of-range data involving base and seed tables/lists Nov. 25, 2003
6651185 High availability platform with fast recovery from failure by reducing non-response time-outs Nov. 18, 2003
6647301 Process control system with integrated safety control system Nov. 11, 2003
6643797 Single I/O session to commit a single transaction Nov. 4, 2003
6636963 Quick starting for microprocessor-based system by retrieving a target state memory image and a target state data structure from an image storage medium Oct. 21, 2003
6636988 Application of automation and procedures to enable high-speed recovery and relocation of computer workloads Oct. 21, 2003
6631478 Technique for implementing high performance stable storage hierarchy in a computer network Oct. 7, 2003
6629263 Fault tolerant network element for a common channel signaling (CCS) system Sep. 30, 2003
6629264 Controller-based remote copy system with logical unit grouping Sep. 30, 2003
6625754 Automatic recovery of a corrupted boot image in a data processing system Sep. 23, 2003
6618794 System for generating a point-in-time copy of data in a data storage system Sep. 9, 2003
6618819 Sparing system and method to accommodate equipment failures in critical systems Sep. 9, 2003
6614366 Information additive code generator and decoder for communication systems Sep. 2, 2003
6609184 Method of and apparatus for recovery of in-progress changes made in a software application Aug. 19, 2003
6609214 Method, system and program products for copying coupling facility structures Aug. 19, 2003
6609215 Method and system for implementing network filesystem-based customized computer system automated rebuild tool Aug. 19, 2003
6606715 Device control apparatus and control method Aug. 12, 2003
6601188 Method and apparatus for external crash analysis in a multitasking operating system Jul. 29, 2003
6594779 Method, system and program products for managing the checkpointing/restarting of resources of a computing environment Jul. 15, 2003
6594780 Operating system and data protection Jul. 15, 2003
6594781 Method of restoring memory to a previous state by storing previous data whenever new data is stored Jul. 15, 2003
6594784 Method and system for transparent time-based selective software rejuvenation Jul. 15, 2003
6591379 Method and system for injecting an exception to recover unsaved data Jul. 8, 2003
6587941 Processor with improved history file mechanism for restoring processor state after an exception Jul. 1, 2003
6584582 Method of file system recovery logging Jun. 24, 2003
6578159 Transaction processing method and apparatus Jun. 10, 2003
6574749 Reliable distributed shared memory Jun. 3, 2003
6567928 Method and apparatus for efficiently recovering from a failure in a database that includes unlogged objects May. 20, 2003
6560617 Operation of a standby server to preserve data stored by a network server May. 6, 2003
6560719 Method for recovery of original registry key file data May. 6, 2003
6553392 System and method for purging database update image files after completion of associated transactions Apr. 22, 2003
6546443 Concurrency-safe reader-writer lock with time out support Apr. 8, 2003
6543004 Method and apparatus for archiving and restoring data Apr. 1, 2003
6543006 Method and apparatus for automatic undo support Apr. 1, 2003
6539402 Using periodic spaces of block ID to improve additional recovery Mar. 25, 2003
6535997 Data integrity in smartcard transactions Mar. 18, 2003
6535998 System recovery by restoring hardware state on non-identical systems Mar. 18, 2003
6530038 Streamlined initialization and refresh of file system directory limits Mar. 4, 2003
6522949 Robot controller Feb. 18, 2003
6523133 Information processing apparatus that can hold internal information Feb. 18, 2003
6519712 Independent checkpointing method using a memory checkpoint on a distributed system Feb. 11, 2003
6516425 Raid rebuild using most vulnerable data redundancy scheme first Feb. 4, 2003
6502207 Information processing apparatus with resume function and information processing system Dec. 31, 2002
6496866 System and method for providing dynamically alterable computer clusters for message routing Dec. 17, 2002
6496944 Method for database assisted file system restore Dec. 17, 2002
6493726 Performing 2-phase commit with delayed forget Dec. 10, 2002
6493821 Recovery from writeback stage event signal or micro-branch misprediction using instruction sequence number indexed state information table Dec. 10, 2002
6490690 Method and apparatus for unix system catastrophic recovery aid Dec. 3, 2002
6490692 Image forming apparatus with improved monitoring system for operation of microprocessor controlling image forming operation Dec. 3, 2002

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