System and Method for Improving Internet Communication by Using Intermediate Nodes
US 12,413,648 Term endedTerm ended Mar 29, 2022 · Low confidence
20-year base term ends Aug 26, 2034
Aug 26, 2014
Mar 29, 2022
Sep 9, 2025
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Aug 26, 2014, when the earliest non-provisional application in its chain was filed (this one was filed Mar 7, 2024); a parent in its chain could not be resolved (the next row) | Aug 26, 2034 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 11,949,756, US 12,143,461, US 12,231,519, US 12,278,878, US 12,323,500, US 12,375,582, US 12,438,956, US 12,706,984, US 6,685,336) | capped to Mar 29, 2022 | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | No maintenance fee can end the term early | term ended | High confidence |
| Computed term end | The steps above, in order | Mar 29, 2022 | Low confidence |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Not on this page: the patent's family, its recorded assignments and its citation count. USPTO's assignment records, linked above, list every recorded assignment.
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.