Collateral for a security interest recorded Dec 23, 2025 (JPMorgan Chase Bank, N.A.).
Term ended May 17, 2026 · High confidence
20-year base term ended May 17, 2026
Held by Bausch + Lomb Ireland Limited
Filed Jul 23, 2009 as application 12/508,367 · Granted Dec 27, 2011
Base term, 20 years from filing
Today
Term ended May 17, 2026
2006
2026
Clock starts
May 17, 2006
May 17, 2006
Term ended
May 17, 2026
May 17, 2026
Granted
Dec 27, 2011
Dec 27, 2011
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.
35
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 May 17, 2006, when application 11/436,906, the earliest non-provisional in its chain, was filed (this one was filed Jul 23, 2009) | May 17, 2026 | 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 | May 17, 2026 | High confidence |
This family
| US 8,168,655 | In force May 2029 | May 2029 |
| Application 12/508,311 | Abandoned not computed | not computed |
| US 8,084,047 | this patent May 2026 | May 2026 |
| US 8,771,715 | Term ended May 2026 | May 2026 |
| US 8,758,776 | Term ended Nov 2024 | Nov 2024 |
| US 8,592,450 | Term ended no later than May 2026 | no later than May 2026 |
| Application 13/962,440 | Abandoned not computed | not computed |
| Application 13/962,369 | Abandoned not computed | not computed |
8 of 35 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 |
|---|---|---|---|
| Oct 15, 2010 Reel 25145, frame 668 | Shen, Wang; Oslob, Johan D.; Barr, Kenneth | Sunesis Pharmaceuticals, Inc. | Assignment of Assignor's Interest |
| Oct 15, 2010 Reel 25147, frame 333 | Gadek, Thomas; Burnier, John | Sarcode Corporation | Assignment of Assignor's Interest |
| Oct 22, 2010 Reel 25184, frame 125 | Sunesis Pharmaceuticals, Inc. | Sarcode Corporation | Assignment of Assignor's Interest |
| Mar 29, 2011 Reel 26043, frame 509 | Zhong, Min | Sunesis Pharmaceuticals, Inc. | Assignment of Assignor's Interest |
| Mar 29, 2011 Reel 26043, frame 842 | Sunesis Pharmaceuticals, Inc. | Sarcode Corporation | Assignment of Assignor's Interest |
| Sep 8, 2011 Reel 26876, frame 312 | Sarcode Corporation | Sarcode Bioscience Inc. | Change of Name |
| Feb 8, 2013 Reel 29778, frame 888 | Sarcode Bioscience Inc. | Silicon Valley Bank | Security Agreement |
| Feb 13, 2013 Reel 29804, frame 51 | Sarcode, A California Corporation | Sarcode Corporation, a Corporation of State of Delaware | Merger |
| Apr 25, 2013 Reel 30295, frame 28 | Silicon Valley Bank | Sarcode Bioscience Inc. | Release of Security Interest |
| Oct 31, 2019 Reel 50900, frame 268 | Sarcode Bioscience Inc. | Novartis AG | Assignment of Assignor's Interest |
| Oct 22, 2020 Reel 54134, frame 708 | Novartis AG | Novartis Pharmaceuticals Corporation | Assignment of Assignor's Interest |
| Dec 6, 2023 Reel 65789, frame 853 | Novartis Pharmaceuticals Corporation | Bausch + Lomb Ireland Limited | Assignment of Assignor's Interest |
| Dec 23, 2025 Reel 74050, frame 573 | Bausch + Lomb Ireland Limited | JPMorgan Chase Bank, N.A., as Collateral Agent | Intellectual Property Security Agreement |
| Dec 23, 2025 Reel 74050, frame 709 | Bausch + Lomb Ireland Limited | Citibank, N.A., as Notes Collateral Agent | Intellectual Property Security Agreement |
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.
Citations
53
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.