Term ends Nov 12, 2038 · High confidence
20-year base term ends Dec 28, 2037
Held by CO2PAC Limited
Filed Dec 28, 2017 as application 15/856,418 · Granted Jan 26, 2021
Base term plus 319 days of patent term adjustment (USPTO delay)
Today
2017
2038
Clock starts
Dec 28, 2017
Dec 28, 2017
Term ends
Nov 12, 2038
Nov 12, 2038
Granted
Jan 26, 2021
Jan 26, 2021
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
319
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
82
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 319 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 Dec 28, 2017, when this application, 15/856,418, was filed | Dec 28, 2037 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +319 days, USPTO patent term adjustment record | Nov 12, 2038 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 12, 2038 | High confidence |
This family
| US 6,612,451 | Lapsed on the fee record Sep 2015 | Sep 2015 |
| US 7,077,279 | Term ended Aug 2021 | Aug 2021 |
| Application 10/444,616 | Abandoned not computed | not computed |
| Application PCT/US2004/016405 | PCT application no patent term | no patent term |
| US 7,543,713 | Term ended Sep 2023 | Sep 2023 |
| Application PCT/US2004/024581 | PCT application no patent term | no patent term |
| US 8,152,010 | Lapsed on the fee record Apr 2024 | Apr 2024 |
| US 8,381,940 | Lapsed on the fee record Feb 2025 | Feb 2025 |
8 of 82 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 |
|---|---|---|---|
| Aug 4, 2020 Reel 53398, frame 381 | Graham Packaging Company, L.p.; Graham Packaging Pet Technologies Inc.; Graham Packaging Plastic Products LLC | Credit Suisse AG, Cayman Islands Branch, as Administrative Agent | Security Interest |
| Dec 9, 2022 Reel 62045, frame 619 | Yourist, Sheldon E.; Pritchett, Raymond A., JR. | Graham Packaging Company, L.p. | Assignment of Assignor's Interest |
| Dec 12, 2023 Reel 65842, frame 258 | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Graham Packaging Company, L.p.; Graham Packaging Pet Technologies Inc.; Graham Packaging Plastic Products LLC | Release of Security Interest |
| Dec 12, 2023 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Graham Packaging Company, L.p. | Release of Security Interest |
| Dec 12, 2023 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Graham Packaging Pet Technologies Inc. | Release of Security Interest |
| Dec 12, 2023 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Graham Packaging Plastic Products LLC | Release of Security Interest |
| Dec 15, 2023 Reel 66043, frame 873 | Graham Packaging Company, L.p. | CO2PAC Limited | Assignment Effective September 18, 2023 |
| Jan 26, 2026 Reel 74480, frame 105 | UBS AG, Stamford Branch, as Collateral Agent | Graham Packaging Company, L.p.; Graham Packaging Pet Technologies Inc.; Graham Packaging Plastic Products LLC | Release of Security Interest |
| Jan 26, 2026 reel/frame not recorded | UBS AG, Stamford Branch, as Collateral Agent | Graham Packaging Company, L.p. | Release of Security Interest |
| Jan 26, 2026 reel/frame not recorded | UBS AG, Stamford Branch, as Collateral Agent | Graham Packaging Pet Technologies Inc. | Release of Security Interest |
| Jan 26, 2026 reel/frame not recorded | UBS AG, Stamford Branch, as Collateral Agent | Graham Packaging Plastic Products LLC | Release of Security 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2038
Term ends Nov 12, 2038. Maintenance fees still fall due before then
Note
The 319 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
later US patents cite this one
That is top 25% of utility patents granted in 2021 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.