Also listed on Coverity, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Sep 30, 2024 (Ares Capital Corporation).
Term ends Nov 23, 2031 · High confidence
20-year base term ends Aug 22, 2028
Held by Black Duck Software, Inc.
Filed Aug 22, 2008 as application 12/197,197 · Granted Jan 22, 2013
Base term plus 1188 days of patent term adjustment (USPTO delay)
Today
2008
2031
Clock starts
Aug 22, 2008
Aug 22, 2008
Term ends
Nov 23, 2031
Nov 23, 2031
Granted
Jan 22, 2013
Jan 22, 2013
base term
patent term adjustment
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
1,188
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.
2
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 1188 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 22, 2008, when this application, 12/197,197, was filed | Aug 22, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1188 days, USPTO patent term adjustment record | Nov 23, 2031 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Nov 23, 2031 | High confidence |
This family
| US 8,359,583 | this patent Nov 2031 | Nov 2031 |
| US 8,762,961 | In force Sep 2028 | Sep 2028 |
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 18, 2008 Reel 21854, frame 638 | Chou, Andy; Kowshik, Sumant J. | Coverity, Inc. | Assignment of Assignor's Interest |
| Dec 2, 2014 Reel 34514, frame 496 | Coverity, Inc. | Synopsis, Inc. | Assignment of Assignor's Interest |
| Mar 3, 2015 Reel 35121, frame 570 | Coverity, Inc. | Synopsys, Inc. | Corrective Assignment to Correct the Assignee Name Previously Recorded at Reel: 034514 Frame: 0496. Assignor(S) Hereby Confirms the Assignment. |
| Feb 23, 2024 Reel 66664, frame 821 | Synopsys, Inc. | Software Integrity Group, Inc. | Assignment of Assignor's Interest |
| Jul 30, 2024 Reel 68191, frame 490 | Software Integrity Group, Inc. | Black Duck Software, Inc. | Change of Name |
| Sep 30, 2024 Reel 69083, frame 149 | Black Duck Software, Inc. | Ares Capital Corporation, As Collateral Agent | 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.
What's changing
Nov 2031
Term ends Nov 23, 2031. No further fees fall due before then
Note
The 1188 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
28
later US patents cite this one
That is top 25% of utility patents granted in 2013 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.