Patent 7305442
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
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No PTAB proceedings on file. This patent has not been challenged through Inter Partes Review, Post-Grant Review, or Covered Business Method review at the USPTO. The absence is itself a signal — well-asserted patents eventually attract IPRs.
Cases on file (0)
Specific litigation cases in our database that name US patent 7305442. The free-form analysis below may also discuss cases beyond this list.
No cases on file mention this patent. Upload a CSV or add a case manually in Admin → Manage litigation cases.
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Litigation Search
As of May 12, 2026, a comprehensive search of patent litigation databases, including PACER, Unified Patents, and CAFC dockets, reveals no known litigation where US patent 7,305,442 has been asserted.
While the original and current assignees, Sprint Spectrum L.P. and Sprint Spectrum LLC, have been parties in various legal disputes, none of these cases involve an assertion of US patent 7,305,442. These other cases have dealt with matters such as contract disputes over access charges, infringement allegations concerning different patents, and TCPA (Telephone Consumer Protection Act) class actions.
Therefore, there is no litigation history to report for this specific patent.
Generated 5/12/2026, 9:42:57 PM