Castagram Limited
Ex parte reexamination requester·4 ex parte reexams
Castagram Limited has requested 4 USPTO ex parte reexaminations, with 2 currently open. It most often challenges patents owned by Speculative Product Design, LLC, Jefferson Street Holdings, LLC d/b/a cradl, Ltd., and Jefferson Street Holdings, 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
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 (4)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/019,398 | Feb 2, 2024 | 10,627,859 | Flash Insert for Mobile Phone Case | Speculative Product Design, LLC | Closed |
| 90/019,397 | Feb 2, 2024 | 9,720,442 | Flash Insert for Mobile Phone Case | Speculative Product Design, LLC | Closed |
| 90/019,267 | Oct 10, 2023 | 11,399,606 | PROTECTIVE CASE FOR PORTABLE ELECTRONIC DEVICE | Jefferson Street Holdings, LLC d/b/a cradl, Ltd. | Open |
| 90/019,270 | Oct 5, 2023 | 9,480,319 | PROTECTIVE CASE FOR PORTABLE ELECTRONIC DEVICE | Jefferson Street Holdings, LLC | Open |
See the full reexam picture for Castagram Limited
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.