Term ended Sep 10, 2026 · High confidence
20-year base term ended Apr 7, 2026
Held by CO2PAC Limited
Filed Apr 23, 2012 as application 13/453,993 · Granted Jul 18, 2017
Base term plus 820 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Term ended Sep 10, 2026
2006
2026
Clock starts
Apr 7, 2006
Apr 7, 2006
Term ended
Sep 10, 2026
Sep 10, 2026
Granted
Jul 18, 2017
Jul 18, 2017
base term
patent term adjustment
after the term ends
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
820
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,162,655.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
9
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 820 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Apr 7, 2006, when application 11/399,430, the earliest non-provisional in its chain, was filed (this one was filed Apr 23, 2012) | Apr 7, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +820 days, USPTO patent term adjustment record | Jul 5, 2028 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,162,655) | capped to Sep 10, 2026 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Sep 10, 2026 | High confidence |
This family
| US 8,075,833 | In force Mar 2029 | Mar 2029 |
| US 8,017,065 | In force Jan 2029 | Jan 2029 |
| Application PCT/US2006/014055 | PCT application no patent term | no patent term |
| US 8,162,655 | Term ended Sep 2026 | Sep 2026 |
| US 8,235,704 | Term ended Aug 2026 | Aug 2026 |
| US 8,323,555 | Term ended Aug 2026 | Aug 2026 |
| US 10,118,331 | Term ended Apr 2026 | Apr 2026 |
| US 9,707,711 | this patent Sep 2026 | Sep 2026 |
8 of 9 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 |
|---|---|---|---|
| Jul 6, 2012 Reel 28502, frame 92 | Trude, Gregory; Kelley, Paul | Graham Packaging Company, L.p. | Assignment of Assignor's Interest |
| Nov 9, 2017 Reel 44722, frame 528 | Closure Systems International Inc.; Evergreen Packaging Inc.; Graham Packaging Company, L.p.; Graham Packaging Pet Technologies Inc.; Pactiv LLC; Pactiv Packaging Inc.; Reynolds Consumer Products LLC; Reynolds Presto Products Inc. | The Bank of New York Mellon | Patent Security Agreement |
| Aug 4, 2020 reel/frame not recorded | The Bank of New York Mellon, as the Collateral Agent and Trustee | Graham Packaging Company, L.p. | Release of Security Interest in Certain Patent Collateral |
| Aug 4, 2020 reel/frame not recorded | The Bank of New York Mellon, as the Collateral Agent and Trustee | Graham Packaging Pet Technologies Inc. | Release of Security Interest in Certain Patent Collateral |
| Aug 4, 2020 Reel 53397, frame 128 | The Bank of New York Mellon, as the Collateral Agent and Trustee | Graham Packaging Company, L.p.; Graham Packaging Pet Technologies Inc. | Release of Security Interest in Certain Patent Collateral |
| Sep 30, 2020 Reel 53961, frame 912 | Graham Packaging Company, L.p. | CO2PAC Limited | Assignment Effective April 27, 2020 |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 820 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,162,655.
Citations
38
later US patents cite this one
That is top 10% of utility patents granted in 2017 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.