Duffell; John William

Patent Applications and Registrations

Patent applications and USPTO patent grants for Duffell; John William.The latest application filed is for "managing changes to one or more files via linked mapping records".

Company Profile

1.4.5

Duffell; John William - Winchester GB

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Managing changes to one or more files via linked mapping records Grant 11,106,626 - Cullen , et al. August 31, 2	2021-08-31
Managing Changes To One Or More Files Via Linked Mapping Records App 20180373710 - Cullen; Peter John ; et al.	2018-12-27
Managing changes to one or more files via linked mapping records Grant 10,095,698 - Cullen , et al. October 9, 2	2018-10-09
Managing Changes To One Or More Files Via Linked Mapping Records App 20160321249 - Cullen; Peter John ; et al.	2016-11-03
Managing changes to one or more files via linked mapping records Grant 9,471,575 - Cullen , et al. October 18, 2	2016-10-18
Managing changes to one or more files via linked mapping records Grant 9,116,899 - Cullen , et al. August 25, 2	2015-08-25
Managing Changes To One Or More Files Via Linked Mapping Records App 20140372452 - Cullen; Peter John ; et al.	2014-12-18
Managing Changes To One Or More Files Via Linked Mapping Records App 20140007068 - Cullen; Peter John ; et al.	2014-01-02
Random Access To Historical Program State For Enhanced Debugging App 20090249303 - Duffell; John William ; et al.	2009-10-01

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