Also listed on Owens-Illinois Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Sep 14, 2030 · High confidence
20-year base term ends Jul 31, 2027
Held by Centor Inc.
Filed Jul 31, 2007 as application 11/888,106 · Granted Nov 15, 2011
Base term plus 1141 days of patent term adjustment (USPTO delay)
Today
2007
2030
Clock starts
Jul 31, 2007
Jul 31, 2007
Term ends
Sep 14, 2030
Sep 14, 2030
Granted
Nov 15, 2011
Nov 15, 2011
base term
patent term adjustment
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
1,141
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.
2
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 1141 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 Jul 31, 2007, when this application, 11/888,106, was filed | Jul 31, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1141 days, USPTO patent term adjustment record | Sep 14, 2030 | 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 | Sep 14, 2030 | High confidence |
This family
| US 8,056,742 | this patent Sep 2030 | Sep 2030 |
| Application PCT/US2008/071450 | PCT application no patent term | no patent term |
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 |
|---|---|---|---|
| Jul 31, 2007 Reel 19694, frame 479 | Brozeli, Brian J.; Robinson, Philip J. | Owens-Illinois Closure Inc. | Assignment of Assignor's Interest |
| Jul 23, 2008 Reel 21282, frame 908 | Owens-Illinois Closure Inc. | Rexam Closure Systems Inc. | Change of Name |
| Mar 29, 2011 Reel 26036, frame 214 | Rexam Closure Systems Inc. | Rexam Healthcare Packaging Inc. | Assignment of Assignor's Interest |
| Apr 21, 2014 Reel 32720, frame 266 | Rexam Healthcare Packaging, Inc. | Rexam Prescription Products, Inc. | Assignment of Assignor's Interest |
| Jul 16, 2014 Reel 33347, frame 166 | Rexam Prescription Products Inc. | Credit Suisse AG, Cayman Islands Branch, as Agent | First Lien Patent Security Agreement |
| Jul 16, 2014 Reel 33347, frame 176 | Rexam Prescription Products Inc. | Credit Suisse AG, Cayman Islands Branch, as Agent | Second Lien Patent Security Agreement |
| Sep 1, 2015 Reel 36516, frame 840 | Credit Suisse AG, Cayman Islands Branch | Centor Inc. (F/K/A Rexam Prescription Products Inc.) | Release of Security Interest in Intellectual Property Collateral at Reel/Frame No. 33347/0166 |
| Sep 1, 2015 Reel 36517, frame 29 | Credit Suisse AG, Cayman Islands Branch | Centor Inc. (F/K/A Rexam Prescription Products Inc.) | Release of Security Interest in Intellectual Property Collateral at Reel/Frame No. 33347/0176 |
| Jun 22, 2026 Reel 75026, frame 111 | Rexam Prescription Products Inc. | Centor Inc. | Change of Name |
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 2030
Term ends Sep 14, 2030. No further fees fall due before then
Note
The 1141 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
42
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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.