Celltrust Corporation

Patent owner in reexamination·2 ex parte reexams

Celltrust Corporation's patents have been the subject of 2 USPTO ex parte reexaminations. Its patents are most often challenged by ionLake LLC. 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

2
23

Top requesters

Outcome track record

How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.

  • Certificate outcome split across every bucket
  • Claim-survival rate

Defense metrics

Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.

  • Survival rate of closed proceedings
  • Average pendency in months

Challengers & examiners

Which requesters most often challenge this owner's patents, and which examiners decide them.

  • Top requesters
  • Most frequent examiners

Recent reexaminations (2)

Control #FiledPatentTitleRequesterStatus
90/019,191Apr 14, 20239,775,012SYSTEM AND METHOD FOR TRACKING SMS MESSAGESionLake LLCClosed
90/019,187Apr 12, 202310,778,837SYSTEM AND METHOD FOR TRACKING AND ARCHIVING MOBILE COMMUNICATIONSionLake LLCClosed

See the full reexam picture for Celltrust Corporation

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