Collateral for a security interest recorded Nov 15, 2017 (Credit Suisse AG, Cayman Islands Branch).
Term ends Mar 28, 2029 · High confidence
20-year base term ended Dec 9, 2024
Held by Tekni-Plex, Inc.
Filed Dec 9, 2004 as application 11/008,485 · Granted Jun 22, 2010
Base term plus 1570 days of patent term adjustment (USPTO delay)
Today
2004
2029
Clock starts
Dec 9, 2004
Dec 9, 2004
Term ends
Mar 28, 2029
Mar 28, 2029
Granted
Jun 22, 2010
Jun 22, 2010
base term
patent term adjustment
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
1,570
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 1570 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 Dec 9, 2004, when this application, 11/008,485, was filed | Dec 9, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1570 days, USPTO patent term adjustment record | Mar 28, 2029 | 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 | Mar 28, 2029 | High confidence |
This family
| US 7,740,927 | this patent Mar 2029 | Mar 2029 |
| US 7,960,001 | Lapsed on the fee record Jun 2019 | Jun 2019 |
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, 2005 Reel 16169, frame 836 | Yousif, Paul E.; Ross, Sue A.; Antar, George; Yousif, Bahjat Z. | Tech-Seal Products, Inc. | Assignment of Assignor's Interest |
| Aug 21, 2014 Reel 33578, frame 327 | Tech-Seal Products, Inc.; Beyba, Inc.; Antar, George; Yousif, Paul E. | Tekni-Plex, Inc. | Assignment of Assignor's Interest |
| Jun 2, 2015 Reel 35813, frame 164 | Tekni-Plex, Inc. | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | First Lien Patent Security Agreement |
| Jun 2, 2015 Reel 35814, frame 314 | Tekni-Plex, Inc. | Bank of America, N.A., as Collateral Agent | Abl Patent Security Agreement |
| Jun 2, 2015 Reel 35814, frame 362 | Tekni-Plex, Inc. | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Second Lien Patent Security Agreement |
| Oct 18, 2017 Reel 44225, frame 79 | Bank Of America, N.a. | Tekni-Plex, Inc.; Natvar Holdings, LLC; Plastic Specialties and Technologies, Inc.; Tri-Seal Holdings, Inc. | Release of Security Interest |
| Oct 18, 2017 Reel 44342, frame 928 | Credit Suisse AG, Cayman Islands Branch | Tekni-Plex, Inc.; Natvar Holdings, LLC; Plastic Specialties and Technologies, Inc.; Tri-Seal Holdings, Inc. | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Bank Of America, N.a. | Tekni-Plex, Inc. | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Bank Of America, N.a. | Natvar Holdings, LLC | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Bank Of America, N.a. | Plastic Specialties and Technologies, Inc. | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Bank Of America, N.a. | Tri-Seal Holdings, Inc. | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Tekni-Plex, Inc. | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Natvar Holdings, LLC | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Plastic Specialties and Technologies, Inc. | Release of Security Interest |
| Oct 18, 2017 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Tri-Seal Holdings, Inc. | Release of Security Interest |
| Nov 15, 2017 Reel 44763, frame 1 | Tekni-Plex, Inc.; Natvar Holdings, LLC; Plastic Specialties and Technologies, Inc.; Tri-Seal Holdings, Inc. | Credit Suisse AG, Cayman Islands Branch | Security Interest |
| Nov 15, 2017 Reel 44763, frame 339 | Tekni-Plex, Inc.; Natvar Holdings, LLC; Plastic Specialties and Technologies, Inc.; Tri-Seal Holdings, Inc. | Bmo Harris Bank, N.a. | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Mar 2029
Term ends Mar 28, 2029. No further fees fall due before then
Note
The 1570 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
58
later US patents cite this one
That is top 25% of utility patents granted in 2010 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.