Collateral for a security interest recorded Oct 12, 2017 (Wells Fargo Bank, N.A.).
Term ends Nov 22, 2026 · Medium confidence
20-year base term ends Nov 22, 2026
Why Medium: A parent in the chain could not be resolved.
Held by Plastipak Packaging, Inc.
Filed Mar 13, 2013 as application 13/799,521 · Granted Mar 1, 2016
Base term, 20 years from filing
Today
2006
2026
Clock starts
Nov 22, 2006
Nov 22, 2006
Term ends
Nov 22, 2026
Nov 22, 2026
Granted
Mar 1, 2016
Mar 1, 2016
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
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.
55
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 is its 20-year base term, with no adjustment for prosecution delay. 2 of 2 maintenance fees are paid so far. 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 Nov 22, 2006, when application 11/562,655, the earliest non-provisional in its chain, was filed (this one was filed Mar 13, 2013); a parent in its chain could not be resolved (the next row) | Nov 22, 2026 | 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 | None on file | no change | 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 | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 22, 2026 | Medium confidence |
This family
| Application 10/461,623 | Abandoned not computed | not computed |
| Application 10/847,492 | Abandoned not computed | not computed |
| Application PCT/US2004/018210 | PCT application no patent term | no patent term |
| Application 11/023,715 | Abandoned not computed | not computed |
| US 7,708,159 | In force Dec 2028 | Dec 2028 |
| US 7,625,059 | In force Jan 2028 | Jan 2028 |
| Application PCT/US2007/001880 | PCT application no patent term | no patent term |
| US D586,664 | Term ended Feb 2023 | Feb 2023 |
8 of 55 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 |
|---|---|---|---|
| Jan 21, 2016 Reel 37550, frame 279 | Uptergrove, Ronald L. | Plastipak Packaging, Inc. | Assignment of Assignor's Interest |
| Oct 12, 2017 Reel 44204, frame 547 | Plastipak Packaging, Inc. | Wells Fargo Bank, N.A., as Administrative Agent | Security Interest |
| Dec 22, 2025 Reel 74028, frame 732 | Plastipak Packaging, Inc. | Wells Fargo Bank, N.A., as Administrative Agent | 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.
What's changing
Nov 2026
Term ends Nov 22, 2026. No further fees fall due before then
Citations
16
later US patents cite this one
That is top 25% of utility patents granted in 2016 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.