Sidley Austin LLP

Patent reexamination counsel·4 ex parte reexams

Sidley Austin LLP has served as patent-owner counsel in 4 USPTO ex parte reexaminations. The firm most often represents Medline Industries, LP and Hoffmann-La Roche 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

Medline Industries, LP3

Hoffmann-La Roche 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 (4)

Control #	Filed	Patent	Title	Owner	Status
90/019,601	Jul 26, 2024	9,283,352	Catheter Tray, Packaging System, and Associated Methods	Medline Industries, LP	Closed
90/015,051	Jun 8, 2022	9,522,753	CATHETER TRAY, PACKAGING SYSTEM, INSTRUCTION INSERT, AND ASSOCIATED METHODS	Medline Industries, LP	Closed
90/014,964	Feb 24, 2022	8,448,786	CATHETER TRAY, PACKAGING SYSTEM, INSTRUCTION INSERT, AND ASSOCIATED METHODS	Medline Industries, LP	Closed
90/014,063	Jan 10, 2018	8,314,225	HEAVY CHAIN MUTANT LEADING TO IMPROVED IMMUNOGLOBULIN PRODUCTION	Hoffmann-La Roche Inc.	Closed

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