Term ends May 23, 2028 · High confidence
20-year base term ended Sep 15, 2026
Held by CA, Inc.
Filed Apr 19, 2013 as application 13/866,621 · Granted Feb 21, 2017
Base term plus 616 days of patent term adjustment (USPTO delay)
Today
2006
2028
Clock starts
Sep 15, 2006
Sep 15, 2006
Term ends
May 23, 2028
May 23, 2028
Granted
Feb 21, 2017
Feb 21, 2017
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
616
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,429,630, to May 23, 2028. The term already ends on or before that date, so the cap shortened nothing.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
7
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 616 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 2 maintenance fees are paid so far. 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 Sep 15, 2006, when application 11/522,050, the earliest non-provisional in its chain, was filed (this one was filed Apr 19, 2013) | Sep 15, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +616 days, USPTO patent term adjustment record | May 23, 2028 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,429,630) | resolves to May 23, 2028, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 23, 2028 | High confidence |
This family
| Application PCT/US2006/036130 | PCT application no patent term | no patent term |
| US 8,949,364 | In force Mar 2032 | Mar 2032 |
| US 8,429,630 | In force Aug 2029 | Aug 2029 |
| Application PCT/US2009/046503 | PCT application no patent term | no patent term |
| US 8,364,638 | Lapsed on the fee record Jan 2025 | Jan 2025 |
| US 9,087,076 | Lapsed on the fee record Jul 2019 | Jul 2019 |
| US 9,578,088 | this patent May 2028 | May 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 |
|---|---|---|---|
| Sep 28, 2012 Reel 29048, frame 944 | Shindou, Takuya; Kubo, Hidenori; Satoh, Midori | Nihon Yamamura Glass Co., Ltd. | Assignment of Assignor's Interest |
| May 8, 2013 Reel 30376, frame 605 | Nickolov, Peter; Armijo, Bert; Miloushev, Vladimir | 3TERA, Inc. | Assignment of Assignor's Interest |
| May 8, 2013 Reel 30376, frame 687 | 3TERA, Inc. | Computer Associates Think, Inc. | Assignment of Assignor's Interest |
| May 8, 2013 Reel 30376, frame 731 | Computer Associates Think, Inc. | CA, Inc. | Merger |
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
May 2028
Term ends May 23, 2028. No further fees fall due before then
Note
The 616 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,429,630, ends no earlier than this term, so it caps nothing.
Citations
448
later US patents cite this one
That is top 1% of utility patents granted in 2017 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.