Company or institution

A123 SYSTEMS LLC

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177 applicationsfiled 2006 to 2026

Allowance rate

80%

+4 pts vs the USPTO range 73% to 85%

Rejections before allowance

2.3

+0.8 vs the USPTO

Months to first action

24.0 mo

+5.4 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

H01M Batteries and fuel cells127 apps

H02J Circuit arrangements for supplying electric power11 apps

B60L 10 apps

G01R 7 apps

G02F 6 apps

C01B 5 apps

Art units

172721 apps

172619 apps

285917 apps

172915 apps

OPAP14 apps

172412 apps

Examiners met

The examiners seen most, and how it went with each

Docket Central14 apps

n/a

John S Maples7 apps

100%

Monique M Wills6 apps

100%

Michael Forrest6 apps

100%

Daniel S Gatewood5 apps

100%

Angela J Martin5 apps

60%

M Baye Diao5 apps

100%

Lucas J O Donnell4 apps

50%

Bars show the share of decided applications that were allowed.

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Who represents them

Law firms and agents on their applications

MCCOY RUSSELL LLP165 apps

81%

WilmerHale/A1236 apps

67%

WOLF GREENFIELD & SACKS, P.C.5 apps

60%

WILMERHALE/DC1 apps

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
19701609	HIGH POWER ELECTRODE MATERIALS	2026-06-08	Pending	0	0	n/a
19448015	COMPOSITE CATHODE FOR ALL SOLID STATE LITHIUM BATTERIES AND METHODS THEREFOR	2026-01-13	Pending	0	0	n/a
19431639	SYSTEMS AND METHODS FOR REDOX MEDIATED PRE-LITHIATION	2025-12-23	Pending	0	0	n/a
15456094	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15347475	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15214020	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15474202	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15996761	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15946968	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15466874	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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