Patent AnalyticsExaminers
Rankings

Law firm or agent

Lewis Kohn & Walker LLP

380 applicationsfiled 2006 to 2026

Allowance rate
53%
−22 pts vs the USPTO range 48% to 58%
Rejections before allowance
1.8
+0.2 vs the USPTO
Months to first action
16.9 mo
−1.7 vs the USPTO
Needed an RCE
33%
+5 pts vs the USPTO

Timeline

Applications by filing year: drag across the years to study a period

Allowed in green, abandoned in red, pending in grey. The figures above and the charts that can be recomputed by filing year follow the span you pick.

Compared with the office

Against every applicant before the USPTO

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Trend

Allowance by filing year

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Domains

Where the applications fall

CPC subclasses

A61K Medical preparations67 apps
A61B Diagnosis, surgery, identification24 apps
A61L 19 apps
G06Q Data processing for administrative, commercial, financial purposes19 apps
A63B 18 apps
C12Q Measuring or testing processes involving enzymes or nucleic acids13 apps

Art units

287615 apps
379113 apps
37658 apps
16588 apps
37647 apps
37747 apps

Rejection fingerprint

What gets rejected, by statute

Share of parsed office actions raising each ground; blue is the USPTO.

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What works

Allowance by strategy used

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Interviews

Does an interview help?

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Applications

Every application in the record

ApplicationTitleFiledStatusRejectionsRCEsTo 1st action
19621690Fungal Endophyte2026-09-04Pending00n/a
19588107Spacer Textile2026-05-15Pending00n/a
19586475Method of Manufacturing an IgM Containing Composition2026-05-11Pending00n/a
15391984Method and apparatus for adaptive signal processing2012-01-10Allowed1012.0 mo
15103572Composition and method for controlled release2015-02-11Abandoned4123.0 mo
15319036Distributed ledger transaction verification2018-03-12Allowed3020.0 mo
15989716Thermal management of battery assemblies2021-04-13Pending2117.0 mo
15647531Machine learning model for anomaly detection2012-05-14Allowed1014.0 mo
15955922Wireless power transfer coil arrangement2015-06-15Abandoned4125.0 mo
15609580Catalyst for selective hydrogenation2018-07-16Allowed3022.0 mo
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