Patent AnalyticsExaminers
Rankings

Company or institution

X4 Pharmaceuticals, Inc.

32 applicationsfiled 2018 to 2025

Allowance rate
64%
−11 pts vs the USPTO range 45% to 80%
Rejections before allowance
1.3
−0.3 vs the USPTO
Months to first action
15.4 mo
−3.2 vs the USPTO
Needed an RCE
16%
−11 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 preparations18 apps
A61P Therapeutic activity of compounds8 apps
C07D Heterocyclic compounds4 apps
G01N Investigating or analysing materials2 apps

Art units

16266 apps
16256 apps
16285 apps
16294 apps
16222 apps
16212 apps

Who represents them

Law firms and agents on their applications

Bars show the share of decided applications that were allowed.

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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
19614713TREATMENT OF MEDICAL DISORDERS USING CXCR4 INHIBITORS2026-08-12Pending00n/a
19594789METHODS FOR TREATING NEUTROPENIA2026-06-08Pending00n/a
19474604SYNTHESIS OF MAVORIXAFOR AND INTERMEDIATES THEREOF2025-10-10Pending00n/a
15282172Method and apparatus for adaptive signal processing2012-01-10Allowed1012.0 mo
15836473Composition and method for controlled release2015-02-11Abandoned4123.0 mo
15842971Distributed ledger transaction verification2018-03-12Allowed3020.0 mo
15529941Thermal management of battery assemblies2021-04-13Pending2117.0 mo
15541905Machine learning model for anomaly detection2012-05-14Allowed1014.0 mo
15596243Wireless power transfer coil arrangement2015-06-15Abandoned4125.0 mo
15152891Catalyst for selective hydrogenation2018-07-16Allowed3022.0 mo
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