Term ends Jun 14, 2030 · High confidence
20-year base term ends Jun 14, 2030
Held by Netlist, Inc.
Filed Dec 28, 2017 as application 15/857,553 · Granted Nov 12, 2019
Base term, 20 years from filing
Today
2010
2030
Clock starts
Jun 14, 2010
Jun 14, 2010
Term ends
Jun 14, 2030
Jun 14, 2030
Granted
Nov 12, 2019
Nov 12, 2019
base term
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,489,837, US 9,311,116, US 9,858,218, to Jun 14, 2030. The term already ends on or before that date, so the cap shortened nothing.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
11
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 1 of 2 maintenance fees is paid so far. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jun 14, 2010, when application 12/815,339, the earliest non-provisional in its chain, was filed (this one was filed Dec 28, 2017) | Jun 14, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,489,837, US 9,311,116, US 9,858,218) | resolves to Jun 14, 2030, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 14, 2030 | High confidence |
This family
| US 8,489,837 | Lapsed on the fee record Jul 2021 | Jul 2021 |
| US 9,311,116 | Lapsed on the fee record Apr 2020 | Apr 2020 |
| US 9,711,910 | In force Feb 2036 | Feb 2036 |
| US 9,667,001 | In force Apr 2036 | Apr 2036 |
| US 9,858,218 | Lapsed on the fee record Jan 2026 | Jan 2026 |
| US 9,535,623 | Lapsed on the fee record Jan 2021 | Jan 2021 |
| US 10,063,015 | In force Feb 2036 | Feb 2036 |
| US 10,474,595 | this patent Jun 2030 | Jun 2030 |
8 of 11 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jun 2030
Term ends Jun 14, 2030. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,489,837, US 9,311,116, US 9,858,218, ends no earlier than this term, so it caps nothing.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2019 in our data, the only group it is compared against.
How we rank
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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.