Law firm or agent

BIRCH STEWART KOLASCH & BIRCH, LLP

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82,006 applicationsfiled 2006 to 2026

Allowance rate

76%

level with the USPTO range 76% to 77%

Rejections before allowance

1.5

level with the USPTO

Months to first action

19.5 mo

+0.9 vs the USPTO

Needed an RCE

25%

−2 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

H01M Batteries and fuel cells3,816 apps

G06F Electric digital data processing3,779 apps

H04N Pictorial communication, television3,684 apps

H04W Wireless communication networks2,796 apps

A61K Medical preparations2,157 apps

H04L Transmission of digital information2,139 apps

Art units

OPAP4,028 apps

1765869 apps

3711798 apps

2872736 apps

2837726 apps

2853685 apps

Examiners met

The examiners seen most, and how it went with each

Docket Central4,041 apps

David J Buttner174 apps

89%

Justin R Fischer165 apps

50%

Raeann Gorden161 apps

91%

John S Y Chu160 apps

91%

Anthony J Salata135 apps

99%

Marc S Zimmer135 apps

84%

Steven D Maki133 apps

86%

Bars show the share of decided applications that were allowed.

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Who they file for

Clients with the most applications

LG ELECTRONICS INC.10,625 apps

84%

FUJIFILM Corporation4,615 apps

72%

MITSUBISHI ELECTRIC CORPORATION3,991 apps

67%

SHARP KABUSHIKI KAISHA3,233 apps

60%

LG Display Co., Ltd.2,925 apps

98%

TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.2,815 apps

99%

SUMITOMO RUBBER INDUSTRIES, LTD.2,460 apps

78%

LG ENERGY SOLUTION, LTD.2,444 apps

99%

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
19882900	COSMETIC MATERIAL	2026-10-07	Pending	0	0	n/a
19883002	RESIN COMPOSITION, PELLET, AND MOLDED ARTICLE	2026-10-07	Pending	0	0	n/a
19882701	MAGNETIC BODY AND MANUFACTURING METHOD THEREFOR	2026-10-06	Pending	0	0	n/a
15287946	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15763784	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15834607	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15776509	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15282869	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15389201	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15869444	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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