Term ended May 7, 2024 · High confidence
20-year base term ended May 7, 2024
Held by Google LLC
Filed Dec 5, 2011 as application 13/311,114 · Granted May 19, 2015
Base term plus 31 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Term ended May 7, 2024
2004
2026
Clock starts
May 7, 2004
May 7, 2004
Term ended
May 7, 2024
May 7, 2024
Granted
May 19, 2015
May 19, 2015
base term
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
31
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,073,916.
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.
3
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 31 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 7, 2004, when application 10/841,767, the earliest non-provisional in its chain, was filed (this one was filed Dec 5, 2011) | May 7, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +31 days, USPTO patent term adjustment record | Jun 7, 2024 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,073,916) | capped to May 7, 2024 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | May 7, 2024 | High confidence |
This family
| US 7,590,695 | In force Jul 2027 | Jul 2027 |
| US 8,073,916 | Term ended May 2024 | May 2024 |
| US 9,037,660 | this patent May 2024 | May 2024 |
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 17, 2012 Reel 27724, frame 486 | AOL LLC | AOL Inc. | Assignment of Assignor's Interest |
| Feb 17, 2012 Reel 27724, frame 661 | Landsman, Richard A.; Logue, Jay; Heiner, Jeffrey N.; Evans, John S.; Migliore, Michael R. | Mailblocks, Inc. | Assignment of Assignor's Interest |
| Feb 17, 2012 Reel 27724, frame 762 | MBLX LLC | America Online, Inc. | Assignment of Assignor's Interest |
| Feb 17, 2012 Reel 27725, frame 393 | The Goldman Living Trust | Mailblocks, Inc. | Assignment of Assignor's Interest |
| Feb 17, 2012 Reel 27727, frame 976 | The Goldman Living Trust | Mailblocks, Inc. | Court Appointment of Trustee |
| Feb 17, 2012 Reel 27728, frame 446 | America Online, Inc. | AOL LLC | Change of Name |
| Feb 17, 2012 Reel 27728, frame 453 | Mailblocks, Inc. | MBLX LLC | Merger |
| Sep 6, 2012 Reel 28911, frame 969 | AOL Inc. | Marathon Solutions LLC | Assignment of Assignor's Interest |
| Jan 2, 2014 Reel 31900, frame 494 | Marathon Solutions LLC | Bright Sun Technologies | Assignment of Assignor's Interest |
| Jun 2, 2014 Reel 33074, frame 9 | Bright Sun Technologies | Google Inc. | Assignment of Assignor's Interest |
| Oct 2, 2017 Reel 44334, frame 466 | Google Inc. | Google LLC | Change of Name |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 31 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,073,916.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2015 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.