Term ended Jan 2, 2026 · High confidence
20-year base term ended Aug 12, 2024
Held by Invivo Corporation
Filed Apr 25, 2008 as application 12/109,909 · Granted Nov 1, 2011
Base term plus 508 days of patent term adjustment (USPTO delay)
Today
Term ended Jan 2, 2026
2004
2026
Clock starts
Aug 12, 2004
Aug 12, 2004
Term ended
Jan 2, 2026
Jan 2, 2026
Granted
Nov 1, 2011
Nov 1, 2011
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
508
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.
13
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 508 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 Aug 12, 2004, when application 10/916,738, the earliest non-provisional in its chain, was filed (this one was filed Apr 25, 2008) | Aug 12, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +508 days, USPTO patent term adjustment record | Jan 2, 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 | Jan 2, 2026 | 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 | Lapsed on the fee record May 2015 | May 2015 |
| US 8,050,736 | this patent 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 |
|---|---|---|---|
| Apr 25, 2008 Reel 20858, frame 838 | 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 |
| May 6, 2011 Reel 26237, frame 890 | Sentinelle Medical Inc. | Hologic, Inc. | Assignment of Assignor's Interest |
| Aug 1, 2012 Reel 28810, frame 745 | Hologic, Inc.; Biolucent, LLC; Cytyc Corporation; Cytyc Surgical Products, Limited Partnership; Suros Surgical Systems, Inc.; Third Wave Technologies, Inc.; Gen-Probe Incorporated | Goldman Sachs Bank USA | Security Agreement |
| 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 |
| Jun 4, 2015 Reel 35820, frame 239 | Goldman Sachs Bank USA, as Collateral Agent | Hologic, Inc.; Biolucent, LLC; Cytyc Corporation; Cytyc Surgical Products, Limited Partnership; Suros Surgical Systems, Inc.; Third Wave Technologies, Inc.; Gen-Probe Incorporated | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Hologic, Inc. | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Biolucent, LLC | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Cytyc Corporation | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Cytyc Surgical Products, Limited Partnership | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Suros Surgical Systems, Inc. | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Third Wave Technologies, Inc. | Security Interest Release Reel/Frame 028810/0745 |
| Jun 4, 2015 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Gen-Probe Incorporated | Security Interest Release Reel/Frame 028810/0745 |
| Nov 9, 2017 Reel 44432, frame 565 | Hologic, Inc.; Biolucent, LLC; Cytyc Corporation; Cytyc Surgical Products, Limited Partnership; Suros Surgical Systems, Inc.; Third Wave Technologies, Inc.; Gen-Probe Incorporated | Goldman Sachs Bank USA | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 028810 Frame: 0745. Assignor(S) Hereby Confirms the Security Agreement. |
| Nov 9, 2017 Reel 44727, frame 529 | Goldman Sachs Bank USA, as Collateral Agent | Hologic, Inc.; Biolucent, LLC; Cytyc Corporation; Cytyc Surgical Products, Limited Partnership; Suros Surgical Systems, Inc.; Third Wave Technologies, Inc.; Gen-Probe Incorporated | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Hologic, Inc. | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Biolucent, LLC | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Cytyc Corporation | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Cytyc Surgical Products, Limited Partnership | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Suros Surgical Systems, Inc. | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Third Wave Technologies, Inc. | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
| Nov 9, 2017 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Gen-Probe Incorporated | Corrective Assignment to Correct the Incorrect Patent No. 8081301 Previously Recorded at Reel: 035820 Frame: 0239. Assignor(S) Hereby Confirms the Security Interest Release. |
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.
What's changing
Note
The 508 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
59
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.