Inventor

Nicolas M. Clayton

Inventor

Warrington, GB

Overview

2009–2021

Patent span

Physics

Primary field (CPC G)

Patents· 43 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary

G06FElectric digital data processing82%

H04LTransmission of digital information, e.g. telegraphic communication16%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes2%

PatentTitleYear

11,132,271Determining which target is most ahead in a multi-target mirroring environment2021 11,093,178Using a space release data structure to indicate tracks to release for a space release command to release space of tracks2021 11,079,935Processing a space release command to free release space in a consistency group2021 10,824,364Point-in-time snap copy on asynchronous consistency group management2020 10,789,132Performing a recovery copy command to create a recovery volume for a consistency group2020 10,733,060Asynchronous local and remote generation of consistent point-in-time snap copies in consistency groups2020 10,657,005Comingling conventional and backup volumes in tiered storage systems2020 10,642,701Releasing space on secondary storage device for resynchronization2020 10,606,506Releasing space allocated to a space efficient target storage in a copy relationship with a source storage2020 10,572,507Coordination of point-in-time copy in asynchronous mirror environment during consistency group formation2020 10,528,256Processing a space release command to free release space in a consistency group2020 10,489,087Using a space release data structure to indicate tracks to release for a space release command to release space of tracks in a consistency group being formed2019 10,437,679Point-in-time snap copy withdrawal management2019 10,416,921Point-in-time snap copy on asynchronous consistency group management2019 10,372,548Copying data from multiple point-in-time copies to a log storage to use to roll-back a source storage2019 10,360,112Restoration of data when point in time copy operations are performed during asynchronous copy2019 10,261,868Using a forward log storage and backward log storage to recover a storage to a forward or backward point-in-time2019 10,223,210Asynchronous local and remote generation of consistent point-in-time snap copies in consistency groups2019 10,162,563Asynchronous local and remote generation of consistent point-in-time snap copies2018 10,162,562Enabling point-in-time-copy target volumes to be primary volumes in cascaded data replication systems2018 10,146,472Tertiary storage unit management in bidirectional data copying2018 10,078,591Data storage cache management2018 9,921,879'Using queues corresponding to attribute values associated with units of work to select the units of work to process'2018 9,575,800'Using queues corresponding to attribute values and priorities associated with units of work and sub-units of the unit of work to select the units of work and their sub-units to process'2017 9,563,366'Using queues corresponding to attribute values associated with units of work and sub-units of the unit of work to select the units of work and their sub-units to process'2017 9,547,707'Copy of replication status for synchronization'2017 9,514,012'Tertiary storage unit management in bidirectional data copying'2016 9,501,327'Concurrently processing parts of cells of a data structure with multiple processes'2016 9,344,498'Policy-based management of storage functions in data replication environments'2016 9,262,344'Local locking in a bi-directional synchronous mirroring environment'2016 9,264,493'Asynchronous pausing of the formation of consistency groups'2016 9,252,922'System and method for improved error response in data mirroring'2016 9,213,752'Asynchronous pausing of the formation of consistency groups'2015 9,063,997'Asynchronous pausing of the formation of consistency groups'2015 8,990,264'Policy-based management of storage functions in data replication environments'2015 8,990,263'Policy-based management of storage functions in data replication environments'2015 8,990,158'Copy of replication status for synchronization'2015 8,788,772'Maintaining mirror and storage system copies of volumes at multiple remote sites'2014 8,788,768'Maintaining mirror and storage system copies of volumes at multiple remote sites'2014 8,756,389'Prevention of overlay of production data by point in time copy operations in a host based asynchronous mirroring environment'2014 8,751,762'Prevention of overlay of production data by point in time copy operations in a host based asynchronous mirroring environment'2014 7,660,955'Node polling in consistency group formation'2010 7,627,729'Apparatus, system, and method for an improved synchronous mirror swap'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2021Patents assigned to IBM (43)· patent assignee history

2009–2021Based in Warrington, GB· patent location history

2014Patents assigned to CLAYTON NICOLAS M (3)· patent assignee history

2014Patents assigned to SHACKELFORD DAVID M (3)· patent assignee history

2014Patents assigned to THOMPSON JOHN G (3)· patent assignee history

2014Based in Portsmouth, GB· patent location history

2015Patents assigned to CLAYTON NICOLAS MARC (2)· patent assignee history

2016–2020Based in Cheshire, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	43	2009–2021
CLAYTON NICOLAS Mself	3	2014
SHACKELFORD DAVID M	3	2014
THOMPSON JOHN G	3	2014
CLAYTON NICOLAS MARCself	2	2015

Locations

Location	Patents	Span
Warrington, GB	37	2009–2021
Cheshire, GB	5	2016–2020
Portsmouth, GB	1	2014