Lapsed May 3, 2015 on the fee record · High confidence
20-year base term ended Aug 12, 2024
First maintenance fee unpaid; grace period ended.
Held by Invivo Corporation
Filed Feb 14, 2008 as application 12/031,271 · Granted May 3, 2011
Base term, 20 years from filing
Today
Lapsed May 3, 2015
2004
2026
Clock starts
Aug 12, 2004
Aug 12, 2004
No longer in force
May 3, 2015
May 3, 2015
Granted
May 3, 2011
May 3, 2011
Term would have run to
Aug 12, 2024
Aug 12, 2024
base term
after the term ends
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.
0 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.
13
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Aug 12, 2024: its 20-year base term, with no adjustment for prosecution delay. 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 Aug 12, 2004, when application 10/916,738, the earliest non-provisional in its chain, was filed (this one was filed Feb 14, 2008) | Aug 12, 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 | 0 of 3 maintenance fees paid | lapsed May 3, 2015 | High confidence |
| Computed term end | The steps above, in order | May 3, 2015 | High confidence |
This family
| US 7,379,769 | Term ended Oct 2025 | Oct 2025 |
| US D533,278 | Term ended Dec 2020 | Dec 2020 |
| US 7,970,452 | In force no later than Apr 2027 | no later than Apr 2027 |
| US D569,977 | Term ended May 2022 | May 2022 |
| Application 60/931,542 | Provisional application no patent term | no patent term |
| Application 11/949,445 | Abandoned not computed | not computed |
| US 7,937,132 | this patent May 2015 | May 2015 |
| US 8,050,736 | Term ended Jan 2026 | Jan 2026 |
8 of 13 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 |
|---|---|---|---|
| Feb 14, 2008 Reel 20511, frame 851 | Piron, Cameron Anthony; Luginbuhl, Christopher Alexander; Plewes, Donald B. | Sunnybrook Health Sciences Center | Assignment of Assignor's Interest |
| Jul 13, 2010 Reel 24674, frame 265 | Sunnybrook Health Sciences Centre | Sentinelle Medical, Inc. | Assignment of Assignor's Interest |
| Jul 27, 2012 Reel 28655, frame 766 | Sentinelle Medical, Inc. | Hologic, Inc. | Assignment of Assignor's Interest |
| Sep 29, 2014 Reel 33845, frame 837 | Goldman Sachs Bank USA | Hologic, Inc.; Biolucent, LLC; Cytyc Corporation; Cytyc Surgical Products , Limited Partnership; Direct Radiography Corp.; Suros Surgical Systems, Inc.; Third Wave Technologies, Inc.; Gen-Probe Incorporated | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Hologic, Inc. | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Biolucent, LLC | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Cytyc Corporation | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Cytyc Surgical Products , Limited Partnership | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Direct Radiography Corp. | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Suros Surgical Systems, Inc. | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Third Wave Technologies, Inc. | Release of Security Interest |
| Sep 29, 2014 reel/frame not recorded | Goldman Sachs Bank USA | Gen-Probe Incorporated | Release of Security Interest |
| Oct 13, 2014 Reel 33973, frame 842 | Sentinelle Medical Inc.; Hologic, Inc. | Invivo Corporation | Assignment of Assignor's 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
33
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.