Term ended Mar 15, 2025 · Medium confidence
20-year base term ended Dec 30, 2023
Why Medium: A parent in the chain could not be resolved.
Held by SHPP Global Technologies B.V.
Filed May 7, 2008 as application 12/116,568 · Granted Nov 29, 2011
Base term plus 441 days of patent term adjustment (USPTO delay)
Today
Term ended Mar 15, 2025
2003
2026
Clock starts
Dec 30, 2003
Dec 30, 2003
Term ended
Mar 15, 2025
Mar 15, 2025
Granted
Nov 29, 2011
Nov 29, 2011
base term
patent term adjustment
after the term ends
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
441
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.
7
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 441 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. Confidence: Medium. 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 Dec 30, 2003, when application 10/748,393, the earliest non-provisional in its chain, was filed (this one was filed May 7, 2008); a parent in its chain could not be resolved (the next row) | Dec 30, 2023 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +441 days, USPTO patent term adjustment record | Mar 15, 2025 | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Mar 15, 2025 | Medium confidence |
This family
| US 7,557,154 | Term ended Sep 2026 | Sep 2026 |
| US 7,807,745 | In force Aug 2028 | Aug 2028 |
| US 8,034,866 | Term ended Jun 2025 | Jun 2025 |
| US 8,067,493 | this patent Mar 2025 | Mar 2025 |
| Application PCT/US2009/043048 | PCT application no patent term | no patent term |
| Application PCT/US2009/043046 | PCT application no patent term | no patent term |
6 of 7 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 |
|---|---|---|---|
| Jun 25, 2008 Reel 21150, frame 351 | Zhu, Yantao; Schrauwen, Bernard; Van Gisbergen, Jos | SABIC Innovative Plastics IP B.V. | Assignment of Assignor's Interest |
| Jun 18, 2009 Reel 22843, frame 918 | 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 830 | 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
Note
The 441 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
30
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.