Collateral for a security interest recorded Apr 9, 2026 (JPMorgan Chase Bank, N.A.).
Term ends Mar 6, 2029 · High confidence
20-year base term ends Mar 6, 2029
Held by Cryovac, LLC
Filed Jun 28, 2012 as application 13/536,171 · Granted Apr 2, 2013
Base term, 20 years from filing
Today
2009
2029
Clock starts
Mar 6, 2009
Mar 6, 2009
Term ends
Mar 6, 2029
Mar 6, 2029
Granted
Apr 2, 2013
Apr 2, 2013
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,012,572, US 8,080,310, US 8,241,736, to Mar 6, 2029. The term already ends on or before that date, so the cap shortened nothing.
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.
5
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Mar 6, 2009, when application 12/381,135, the earliest non-provisional in its chain, was filed (this one was filed Jun 28, 2012) | Mar 6, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,012,572, US 8,080,310, US 8,241,736) | resolves to Mar 6, 2029, no earlier than this term, so no change | 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 | Mar 6, 2029 | High confidence |
This family
| US 8,012,572 | In force Feb 2030 | Feb 2030 |
| Application PCT/US2010/025889 | PCT application no patent term | no patent term |
| US 8,080,310 | In force Mar 2029 | Mar 2029 |
| US 8,241,736 | In force Mar 2029 | Mar 2029 |
| US 8,409,697 | this patent Mar 2029 | Mar 2029 |
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 3, 2012 Reel 28484, frame 318 | Ramli, Rafizi; Timmons, Anton L.; Brown, Christopher; Webster, Bradford E.; Wofford, George D.; Wolf, John R. | Cryovac, Inc. | Assignment of Assignor's Interest |
| Oct 31, 2025 Reel 73428, frame 495 | Cryovac, LLC | Bank of America, N.A., as Agent | Security Interest |
| Nov 7, 2025 Reel 73507, frame 44 | Cryovac, Inc. | Cryovac, LLC | Change of Name |
| Apr 9, 2026 Reel 75378, frame 512 | Sealed Air Corporation; Cryovac, LLC; Shanklin Corporation; Sealed Air IP Holdings, LLC; Sealed Air Corporation (US) | Jpmorgan Chase Bank, N.a. | Security Interest |
| Apr 10, 2026 Reel 75376, frame 973 | Bank of America, N.A., as Agent | Cryovac, LLC | Release of Security Interest |
| Apr 13, 2026 Reel 75384, frame 16 | Sealed Air Corporation; Cryovac, LLC; Shanklin Corporation; Sealed Air IP Holdings, LLC; Sealed Air Corporation (US) | Wilmington Trust, National Association | 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
Mar 2029
Term ends Mar 6, 2029. No further fees fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,012,572, US 8,080,310, US 8,241,736, ends no earlier than this term, so it caps nothing.
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2013 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.