Term ends Oct 22, 2031 · High confidence
20-year base term ends May 19, 2029
Held by SHPP Global Technologies B.V.
Filed May 19, 2009 as application 12/468,474 · Granted Jul 23, 2013
Base term plus 886 days of patent term adjustment (USPTO delay)
Today
2009
2031
Clock starts
May 19, 2009
May 19, 2009
Term ends
Oct 22, 2031
Oct 22, 2031
Granted
Jul 23, 2013
Jul 23, 2013
base term
patent term adjustment
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
886
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.
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 runs 886 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 May 19, 2009, when this application, 12/468,474, was filed | May 19, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +886 days, USPTO patent term adjustment record | Oct 22, 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 | Oct 22, 2031 | High confidence |
This family
| US 8,492,464 | this patent Oct 2031 | Oct 2031 |
| US 10,119,021 | In force Oct 2030 | Oct 2030 |
| US 10,329,422 | In force May 2029 | May 2029 |
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 |
|---|---|---|---|
| Jun 30, 2009 Reel 22893, frame 298 | Li, Yanjun (Frank); Meng, Jiru; Zou, (David) Xiangping | SABIC Innovative Plastics IP B.V. | Assignment of Assignor's Interest |
| Mar 1, 2010 Reel 24005, frame 462 | SABIC Innovative Plastics IP B.V. | Citibank, N.A., as Collateral Agent | Security Agreement |
| Mar 17, 2014 Reel 32459, frame 798 | Citibank, N.a. | SABIC Innovative Plastics IP B.V. | Release of Security Interest |
| Jun 6, 2016 Reel 38883, frame 816 | SABIC Innovative Plastics IP B.V. | SABIC Global Technologies B.V. | Change of Name |
| Nov 26, 2020 Reel 54528, frame 467 | SABIC Global Technologies B.V. | SHPP Global Technologies B.V. | Assignment of Assignor's Interest |
| Mar 23, 2021 Reel 57453, frame 680 | SABIC Global Technologies B.V. | SHPP Global Technologies B.V. | Corrective Assignment to Correct the Remove the Application Number 15039474 Previously Recorded at Reel: 054528 Frame: 0467. Assignor(S) Hereby Confirms the Assignment. |
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 2031
Term ends Oct 22, 2031. No further fees fall due before then
Note
The 886 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
122
later US patents cite this one
That is top 5% 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.