Company or institution

Fenwal, Inc.

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547 applicationsfiled 2006 to 2026

Allowance rate

91%

+16 pts vs the USPTO range 88% to 93%

Rejections before allowance

2.2

+0.6 vs the USPTO

Months to first action

21.3 mo

+2.7 vs the USPTO

Needed an RCE

45%

+18 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

A61M Devices for introducing media into the body304 apps

G16H Healthcare informatics64 apps

B04B 32 apps

A61J 24 apps

A01N 17 apps

A61B Diagnosis, surgery, identification15 apps

Art units

177771 apps

378153 apps

177446 apps

177931 apps

OPAP30 apps

376127 apps

Examiners met

The examiners seen most, and how it went with each

Sun U Kim35 apps

100%

Docket Central32 apps

n/a

Timothy C Cleveland21 apps

89%

Dirk R Bass17 apps

100%

Benjamin Jacob Klein16 apps

100%

Shuyi S Liu15 apps

100%

Krishnan S Menon13 apps

83%

Leslie R Deak13 apps

100%

Bars show the share of decided applications that were allowed.

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Who represents them

Law firms and agents on their applications

COOK ALEX LTD./FENWAL, INC.446 apps

92%

Fenwal, Inc.58 apps

100%

Becker Patent Law, LLC15 apps

25%

FOLEY & LARDNER LLP10 apps

78%

COOK ALEX LTD9 apps

100%

HANLEY, FLIGHT & ZIMMERMAN, LLC8 apps

63%

Hanna Yoon1 apps

100%

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

Application	Title	Filed	Status	Rejections	RCEs	To 1st action
19617329	Adaptive Total Blood Volume Algorithm	2026-08-21	Pending	0	0	n/a
19598912	SYSTEM AND METHOD FOR AFFINITY CELL SELECTION	2026-06-18	Pending	0	0	n/a
19641188	SYSTEMS AND METHODS FOR FLUID SEPARATION INTERFACE CONTROL USING COLOR-BASED OPTICA…	2026-04-07	Pending	0	0	n/a
15697208	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15425305	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15877077	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15602740	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15892670	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15589067	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15363582	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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