Term ends Sep 21, 2031 · High confidence
20-year base term ends Aug 3, 2031
Held by Murata Manufacturing Co., Ltd.
Filed Aug 3, 2011 as application 13/197,691 · Granted Aug 27, 2013
Base term plus 49 days of patent term adjustment (USPTO delay)
Today
2011
2031
Clock starts
Aug 3, 2011
Aug 3, 2011
Term ends
Sep 21, 2031
Sep 21, 2031
Granted
Aug 27, 2013
Aug 27, 2013
base term
patent term adjustment
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
49
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
2
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 runs 49 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Aug 3, 2011, when this application, 13/197,691, was filed | Aug 3, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +49 days, USPTO patent term adjustment record | Sep 21, 2031 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 21, 2031 | High confidence |
This family
| US 8,519,789 | this patent Sep 2031 | Sep 2031 |
| US 9,077,299 | In force Nov 2031 | Nov 2031 |
The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Sep 12, 2011 Reel 26887, frame 135 | Hawkes, Kelly Davidson | Scintera Networks, Inc. | Assignment of Assignor's Interest |
| May 29, 2014 Reel 33047, frame 864 | Scintera Networks, Inc. | Scintera Networks LLC | Change of Name |
| Feb 5, 2020 Reel 51828, frame 477 | Scintera Networks LLC | Maxim Integrated Products, Inc. | Merger |
| Feb 28, 2020 Reel 51959, frame 111 | Maxim Integrated Products, Inc. | Murata Manufacturing Co., Ltd. | Assignment of Assignor's Interest |
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
Sep 2031
Term ends Sep 21, 2031. No further fees fall due before then
Note
The 49 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
49
later US patents cite this one
That is top 25% of utility patents granted in 2013 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.