OLIFF PLC

Patent reexamination counsel·3 ex parte reexams

OLIFF PLC has served as patent-owner counsel in 3 USPTO ex parte reexaminations. The firm most often represents SUMITOMO METAL MINING Co., Ltd. and ELM Inc.. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.

Filings by year

Top patent owners represented

SUMITOMO METAL MINING Co., Ltd.2

ELM Inc.1

Outcome track record

How this firm's reexams resolve once a certificate issues: all claims confirmed, amended, mixed, or canceled.

Certificate outcome split across every bucket
Share of proceedings where claims survived

Practice metrics

Certificate rate, average pendency, and the open/closed split across the firm's full reexam docket.

Certificate rate of closed proceedings
Average pendency in months

Examiners & adversaries

Which examiners most often decide this firm's reexams, and which requesters most often challenge its patents.

Most frequent examiners
Top opposing requesters

Recent reexaminations (3)

Control #	Filed	Patent	Title	Owner	Status
90/013,881	Dec 21, 2016	7,655,301	LAMINATED STRUCTURE FOR SHIELDING AGAINST SOLAR RADIATION	SUMITOMO METAL MINING Co., Ltd.	Closed
90/013,874	Dec 8, 2016	8,083,847	FINE PARTICLE DISPERSION OF INFRARED-SHIELDING MATERIAL, INFRARED-SHIELDING BODY, AND PRODUCTION METHOD OF FINE PARTICLES OF INFRARED-SHIELDING MATERIAL AND FINE PARTICLES OF INFRARED-SHIELDING MATERIAL	SUMITOMO METAL MINING Co., Ltd.	Closed
90/020,082	Feb 18, 2015	8,342,905	OPTICAL DISK RESTORATION METHOD AND APPARATUS	ELM Inc.	Closed

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