Also listed on Eturbotouch Technology Inc., an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Oct 4, 2032 · High confidence

Computed 20-year base term

Held by Wistron Corporation

Filed Oct 4, 2012 as application 13/645,235 · Granted Mar 18, 2014

Base term, 20 years from filing

Today

20 years from filing

Term ends Oct 4, 2032

2012 2032

Clock starts
Oct 4, 2012

Term ends
Oct 4, 2032

Granted
Mar 18, 2014

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 8,928,605, to Oct 4, 2032. The term already ends on or before that date, so the cap shortened nothing.

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.

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. 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 Oct 4, 2012, when this application, 13/645,235, was filed	Oct 4, 2032	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 8,928,605)	resolves to Oct 4, 2032, no earlier than this term, so no change	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	Oct 4, 2032	High confidence

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
Oct 5, 2012 Reel 29083, frame 841	Wang, Kuei-ching; Lin, Ta-hu; Liu, Tung-hsin	Eturbotouch Technology, Inc.	Assignment of Assignor's Interest
Mar 12, 2013 Reel 29978, frame 357	Eturbotouch Technology Inc.	Wistron Corporation	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

Oct 2032

Term ends Oct 4, 2032. No further fees fall due before then

Terminal disclaimer

A terminal disclaimer resolved from the filed document, referencing US 8,928,605, ends no earlier than this term, so it caps nothing.

Citations

later US patents cite this one

That is below the median of utility patents granted in 2014 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.

Touch Panel and Manufacturing Method Thereof