Term ends Sep 8, 2029 · High confidence
20-year base term ends Sep 8, 2029
Held by Magnolia Blue Corporation
Filed Dec 19, 2011 as application 13/329,668 · Granted Jul 30, 2013
Base term, 20 years from filing
Today
2009
2029
Clock starts
Sep 8, 2009
Sep 8, 2009
Term ends
Sep 8, 2029
Sep 8, 2029
Granted
Jul 30, 2013
Jul 30, 2013
base term
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,111,221, to Sep 8, 2029. 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.
3
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. 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 Sep 8, 2009, when application PCT/JP2009/004431, the earliest non-provisional in its chain, was filed (this one was filed Dec 19, 2011) | Sep 8, 2029 | 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 8,111,221) | resolves to Sep 8, 2029, 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 | Sep 8, 2029 | High confidence |
This family
| US 8,111,221 | In force Sep 2029 | Sep 2029 |
| US 8,497,826 | this patent Sep 2029 | Sep 2029 |
2 of 3 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Mar 12, 2015 Reel 35187, frame 483 | Panasonic Corporation | Joled Inc. | Assignment of Assignor's Interest |
| Apr 20, 2023 Reel 63396, frame 671 | Joled, Inc. | Incj, Ltd. | Security Interest |
| Jun 12, 2023 Reel 64067, frame 723 | Joled, Inc. | Joled, Inc. | Correction by Affidavit Filed Against Reel/Frame 063396/0671 |
| Jan 31, 2024 Reel 66382, frame 619 | Joled, Inc. | Jdi Design and Development G.K. | Assignment of Assignor's Interest |
| Jul 18, 2025 Reel 72039, frame 656 | Jdi Design and Development G.K. | Magnolia Blue 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.
What's changing
Sep 2029
Term ends Sep 8, 2029. No further fees fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,111,221, ends no earlier than this term, so it caps nothing.
Citations
2
later US patents cite this one
That is below the median 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.