Collateral for a security interest recorded Aug 4, 2010 (Brown Brothers Harriman & Co.).
Term ended Apr 15, 2026 · High confidence
20-year base term ended May 4, 2025
Held by Bionostics, Inc.
Filed Nov 7, 2007 as application 11/936,195 · Granted Dec 14, 2010
Base term plus 346 days of patent term adjustment (USPTO delay)
Today
Term ended Apr 15, 2026
2005
2026
Clock starts
May 4, 2005
May 4, 2005
Term ended
Apr 15, 2026
Apr 15, 2026
Granted
Dec 14, 2010
Dec 14, 2010
base term
patent term adjustment
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
346
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.
8
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 346 days past its 20-year base term on 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 4, 2005, when application 11/121,592, the earliest non-provisional in its chain, was filed (this one was filed Nov 7, 2007) | May 4, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +346 days, USPTO patent term adjustment record | Apr 15, 2026 | 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 | Apr 15, 2026 | High confidence |
This family
| Application 11/121,592 | Abandoned not computed | not computed |
| Application PCT/US2006/015374 | PCT application no patent term | no patent term |
| US 7,749,453 | Term ended Jun 2025 | Jun 2025 |
| US D571,928 | Term ended Jun 2022 | Jun 2022 |
| US 7,850,923 | this patent Apr 2026 | Apr 2026 |
| Application PCT/US2008/065209 | PCT application no patent term | no patent term |
| US D609,362 | Term ended Feb 2024 | Feb 2024 |
| US D672,051 | In force Dec 2026 | Dec 2026 |
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 |
|---|---|---|---|
| Nov 8, 2007 Reel 20082, frame 967 | Byrd, Randy | Bionostics, Inc. | Assignment of Assignor's Interest |
| Aug 4, 2010 Reel 24785, frame 59 | Bionostics, Inc.; Bionostics Holdings, Ltd.; Bionostics Ltd.; Oxford Cryosystems, Ltd.; Oxford Cryosystems, Inc. | Brown Brothers Harriman & Co., as Administrative Agent | Security Agreement |
| Jul 26, 2013 Reel 30889, frame 976 | Brown Brothers Harriman & Co. | Bionostics, Inc.; Bionostics Holdings, Ltd.; Bionostics, Ltd.; Oxford Cryosystems, Ltd.; Oxford Cryosystems, Inc. | Security Agreement |
| Jul 26, 2013 reel/frame not recorded | Brown Brothers Harriman & Co. | Bionostics, Inc. | Security Agreement |
| Jul 26, 2013 reel/frame not recorded | Brown Brothers Harriman & Co. | Bionostics Holdings, Ltd. | Security Agreement |
| Jul 26, 2013 reel/frame not recorded | Brown Brothers Harriman & Co. | Bionostics, Ltd. | Security Agreement |
| Jul 26, 2013 reel/frame not recorded | Brown Brothers Harriman & Co. | Oxford Cryosystems, Ltd. | Security Agreement |
| Jul 26, 2013 reel/frame not recorded | Brown Brothers Harriman & Co. | Oxford Cryosystems, Inc. | 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.
What's changing
Note
The 346 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
124
later US patents cite this one
That is top 5% 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.