Pearl Musical Instruments Co.
Patent owner in reexamination·1 ex parte reexams
Pearl Musical Instruments Co.'s patents have been the subject of 1 USPTO ex parte reexamination. Its patents are most often challenged by Hoshino Gakki Co. Ltd.. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
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Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
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- 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.
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Recent reexaminations (1)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/019,424 | Feb 20, 2024 | 7,671,261 | MUSICAL INSTRUMENT CARRIER AND RELATED METHODS | Hoshino Gakki Co. Ltd. | Closed |
See the full reexam picture for Pearl Musical Instruments Co.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.