Law firm or agent

Andrew W. Chu

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816 applicationsfiled 2006 to 2026

Allowance rate

66%

−9 pts vs the USPTO range 63% to 69%

Rejections before allowance

1.2

−0.4 vs the USPTO

Months to first action

19.1 mo

+0.5 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

E21B 66 apps

A61B Diagnosis, surgery, identification27 apps

G06Q Data processing for administrative, commercial, financial purposes19 apps

B65D Containers for storage or transport18 apps

G06F Electric digital data processing18 apps

A61F 15 apps

Art units

367629 apps

367222 apps

372320 apps

375414 apps

367813 apps

363313 apps

Examiners met

The examiners seen most, and how it went with each

Docket Central11 apps

n/a

Taras P Bemko6 apps

100%

Caroline N Butcher5 apps

100%

John A Ricci5 apps

60%

Frederick Lyndon Lagman4 apps

75%

Nhat Chieu Q Do4 apps

67%

Kenneth L Thompson4 apps

100%

Carlos David Amaya4 apps

100%

Bars show the share of decided applications that were allowed.

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Who they file for

Clients with the most applications

CNPC USA Corp.28 apps

79%

AGAR Corporation, Inc.12 apps

67%

CHINA NATIONAL PETROLEUM CORPORATION11 apps

80%

BTU RESEARCH LLC9 apps

88%

DREAMPATH DIAGNOSTICS9 apps

71%

MECATHERM7 apps

71%

OJMAR, S.A.7 apps

100%

Beijing Huamei Inc. CNPC6 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
19616040	SELF-POWERED LOCKING SYSTEM AND MANUAL OPENING WITH PERMISSIONS MANAGED IN A REMOTE…	2026-08-17	Pending	0	0	n/a
19611619	MAGAZINE DUMP POUCH ASSEMBLY	2026-07-31	Pending	0	0	n/a
19652020	GROUNDED SPORTS SHOE	2026-04-20	Pending	0	0	n/a
15109496	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15259951	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15402130	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15944787	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15606738	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15242026	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15456248	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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