Collateral for a security interest recorded Jun 1, 2020 (Bank of America, N.A.).
Term ended Jul 2, 2024 · High confidence
20-year base term ended Jul 2, 2024
Held by Invensas Corporation
Filed Aug 21, 2007 as application 11/894,473 · Granted Jan 20, 2009
Base term, 20 years from filing
Today
Term ended Jul 2, 2024
2004
2026
Clock starts
Jul 2, 2004
Jul 2, 2004
Term ended
Jul 2, 2024
Jul 2, 2024
Granted
Jan 20, 2009
Jan 20, 2009
base term
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
None
Term adjustment
No prosecution delay on this record.
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.
10
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. All three maintenance fees were paid, so no fee lapse ended it. 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 Jul 2, 2004, when application 10/884,058, the earliest non-provisional in its chain, was filed (this one was filed Aug 21, 2007) | Jul 2, 2024 | 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 | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Jul 2, 2024 | High confidence |
This family
| US 6,972,480 | Term ended Jun 2023 | Jun 2023 |
| US 7,192,796 | Term ended Jul 2024 | Jul 2024 |
| US 7,265,440 | Term ended Aug 2023 | Aug 2023 |
| US 7,935,568 | Term ended Oct 2026 | Oct 2026 |
| US 7,495,341 | Term ended Dec 2024 | Dec 2024 |
| US 7,807,508 | Term ended Oct 2026 | Oct 2026 |
| US 7,642,629 | Term ended Jun 2023 | Jun 2023 |
| US 7,479,398 | this patent Jul 2024 | Jul 2024 |
8 of 10 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 |
|---|---|---|---|
| May 28, 2010 Reel 24461, frame 232 | Shellcase Ltd., Also Sometimes Known as Shellcase, Ltd. | Tessera Technologies Hungary KFT. | Assignment of Assignor's Interest |
| Dec 17, 2010 Reel 25592, frame 734 | Tessera Technologies Hungary Holding Limited Liability Company | Tessera Technologies Ireland Limited | Assignment of Assignor's Interest |
| Aug 11, 2011 Reel 26739, frame 875 | Tessera Technologies Ireland Limited | DigitalOptics Corporation Europe Limited | Change of Name |
| Oct 26, 2011 Reel 27137, frame 397 | Tessera Technologies Ireland Limited | DigitalOptics Corporation Europe Limited | Correction to Reel 026739 Frame 0875 to Correction the Address of Receiving Party. |
| Mar 20, 2013 Reel 30065, frame 817 | DigitalOptics Corporation Europe Limited | Invensas Corporation | Assignment of Assignor's Interest |
| Dec 2, 2016 Reel 40797, frame 1 | Invensas Corporation; Tessera, Inc.; Tessera Advanced Technologies, Inc.; Ziptronix, Inc.; DigitalOptics Corporation; DigitalOptics Corporation Mems; DTS, LLC; DTS, Inc.; Phorus, Inc.; Ibiquity Digital Corporation | Royal Bank of Canada, as Collateral Agent | Security Interest |
| Jun 1, 2020 Reel 53468, frame 1 | Rovi Solutions Corporation; Rovi Technologies Corporation; Rovi Guides, Inc.; TiVo Solutions Inc.; Veveo, Inc.; Invensas Corporation; Invensas Bonding Technologies, Inc.; Tessera, Inc.; Tessera Advanced Technologies, Inc.; DTS, Inc.; Phorus, Inc.; Ibiquity Digital Corporation | Bank Of America, N.a. | Security Interest |
| Jun 11, 2020 Reel 52920, frame 1 | Royal Bank of Canada | Tessera, Inc.; Invensas Bonding Technologies, Inc. (F/K/A Ziptronix, Inc.); FotoNation Corporation (F/K/A DigitalOptics Corporation and F/K/A DigitalOptics Corporation Mems); Invensas Corporation; Tessera Advanced Technologies, Inc.; DTS, Inc.; DTS LLC; Phorus, Inc.; Ibiquity Digital Corporation | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | Tessera, Inc. | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | Invensas Bonding Technologies, Inc. (F/K/A Ziptronix, Inc.) | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | FotoNation Corporation (F/K/A DigitalOptics Corporation and F/K/A DigitalOptics Corporation Mems) | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | Invensas Corporation | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | Tessera Advanced Technologies, Inc. | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | DTS, Inc. | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | DTS LLC | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | Phorus, Inc. | Release of Security Interest |
| Jun 11, 2020 reel/frame not recorded | Royal Bank of Canada | Ibiquity Digital Corporation | 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.
Citations
48
later US patents cite this one
That is top 25% of utility patents granted in 2009 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.