Patent AnalyticsExaminers
Rankings

Inventor

David Ryan Walker

Waterloo, Canadaactive 2010 to 201857 applications

Applications
57
0 pending
Patents granted
41
16 abandoned
Allowance rate
72%
−3 pts vs the USPTO
Co-inventors per application
2.0
on average

Filings by year

Applications filed each year

The most recent years are still filling in.

Co-inventors

Who they invent with most

Co-inventor 110 shared
Co-inventor 28 shared
Co-inventor 36 shared
Co-inventor 44 shared
Co-inventor 52 shared
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Examiners

The examiners their applications met

Examiner 18 apps
Examiner 27 apps
Examiner 36 apps
Examiner 45 apps
Examiner 54 apps
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Applications

Every application in the record

ApplicationTitleFiledStatusRejectionsRCEsTo 1st action
16230632METHOD OF PROVIDING TACTILE FEEDBACK AND APPARATUS2018-12-21Allowed003.9 mo
15809463METHODS AND APPARATUS TO OBTAIN TRANSACTION CONFIRMATION2017-11-10Allowed1019.8 mo
15428030METHOD OF PROVIDING TACTILE FEEDBACK AND APPARATUS2017-02-08Allowed1012.7 mo
15526011Method and apparatus for adaptive signal processing2012-01-10Allowed1012.0 mo
15896966Composition and method for controlled release2015-02-11Abandoned4123.0 mo
15861645Distributed ledger transaction verification2018-03-12Allowed3020.0 mo
15608144Thermal management of battery assemblies2021-04-13Pending2117.0 mo
15472421Machine learning model for anomaly detection2012-05-14Allowed1014.0 mo
15305199Wireless power transfer coil arrangement2015-06-15Abandoned4125.0 mo
15347452Catalyst for selective hydrogenation2018-07-16Allowed3022.0 mo
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