Term ends Mar 15, 2037 · High confidence
20-year base term ends Mar 15, 2037
Held by Magnolia Blue Corporation
Filed Mar 15, 2017 as application 15/459,634 · Granted Jan 29, 2019
Base term, 20 years from filing
Today
2017
2037
Clock starts
Mar 15, 2017
Mar 15, 2017
Term ends
Mar 15, 2037
Mar 15, 2037
Granted
Jan 29, 2019
Jan 29, 2019
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.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
26
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. 2 of 3 maintenance fees are 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 Mar 15, 2017, when this application, 15/459,634, was filed | Mar 15, 2037 | 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 | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 15, 2037 | High confidence |
This family
| US 8,513,879 | In force Apr 2031 | Apr 2031 |
| US 9,608,215 | In force Apr 2034 | Apr 2034 |
| US 9,461,200 | In force Feb 2030 | Feb 2030 |
| US 9,608,051 | In force Feb 2030 | Feb 2030 |
| US 10,068,952 | In force Jan 2037 | Jan 2037 |
| US 9,954,046 | In force Feb 2030 | Feb 2030 |
| US 9,755,168 | In force Nov 2031 | Nov 2031 |
| US 10,192,891 | this patent Mar 2037 | Mar 2037 |
8 of 26 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 16, 2017 Reel 41587, frame 758 | Murai, Atsuhito; Sato, Eiichi; Miura, Masanori | Joled Inc.; Japan Display Inc. | Assignment of Assignor's Interest |
| Mar 16, 2017 reel/frame not recorded | Miura, Masanori; Murai, Atsuhito; Sato, Eiichi | Joled Inc. | Assignment of Assignor's Interest |
| Mar 16, 2017 reel/frame not recorded | Miura, Masanori; Murai, Atsuhito; Sato, Eiichi | Japan Display Inc. | Assignment of Assignor's Interest |
| Jul 9, 2018 Reel 46299, frame 13 | Japan Display Inc. | 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
Mar 2037
Term ends Mar 15, 2037. Maintenance fees still fall due before then
Citations
9
later US patents cite this one
That is above 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.