HDLS IPR Services

Ex parte reexamination requester·2 ex parte reexams

HDLS IPR Services has requested 2 USPTO ex parte reexaminations. It most often challenges patents owned by Linak A/S. 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

1
15
1
17

Top patent owners challenged

Outcome track record

How this requester's challenges resolve: claims confirmed, amended, mixed, or fully canceled.

  • Certificate outcome split across every bucket
  • Share of challenges that canceled claims

Challenge metrics

Cancellation rate, average pendency, and the open/closed split across every reexam this requester has filed.

  • Outcome rate of closed challenges
  • Average pendency in months

Examiners & defense counsel

Which examiners decide this requester's challenges, and which firms defend the targeted patents.

  • Most frequent examiners
  • Top opposing counsel

Recent reexaminations (2)

Control #FiledPatentTitleOwnerStatus
90/013,886Jan 24, 20177,471,020Linear ActuatorLinak A/SClosed
90/013,590Sep 18, 20157,066,041LINEAR ACTUATORLinak A/SClosed

See the full reexam picture for HDLS IPR Services

Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.