Term ends Jun 14, 2027 · High confidence
20-year base term ended Oct 21, 2025
Held by Merck Sharp & Dohme LLC
Filed Oct 17, 2006 as application 11/581,931 · Granted Apr 20, 2010
Base term plus 601 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Oct 21, 2005
Oct 21, 2005
Term ends
Jun 14, 2027
Jun 14, 2027
Granted
Apr 20, 2010
Apr 20, 2010
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
601
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.
21
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 601 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 Oct 21, 2005, when application 11/256,332, the earliest non-provisional in its chain, was filed (this one was filed Oct 17, 2006) | Oct 21, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +601 days, USPTO patent term adjustment record | Jun 14, 2027 | 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 | Jun 14, 2027 | High confidence |
This family
| Application PCT/US2005/017176 | PCT application no patent term | no patent term |
| Application 11/142,869 | Abandoned not computed | not computed |
| US 7,780,963 | In force Jun 2028 | Jun 2028 |
| US 7,700,099 | this patent Jun 2027 | Jun 2027 |
| US 7,731,962 | In force Sep 2027 | Sep 2027 |
| Application 11/569,122 | Abandoned not computed | not computed |
| Application 11/686,570 | Abandoned not computed | not computed |
| US 8,105,593 | Term ended Jan 2026 | Jan 2026 |
8 of 21 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 |
|---|---|---|---|
| Dec 26, 2006 Reel 18713, frame 275 | Strohl, William R. | Merck & Co., Inc. | Assignment of Assignor's Interest |
| Jan 31, 2007 Reel 18829, frame 926 | Strohl, William R. | Merck & Co., Inc. | Assignment of Assignor's Interest |
| Feb 6, 2007 Reel 18858, frame 363 | Strohl, William R. | Merck & Co., Inc. | Corrective Assignment to Correct the Filing Date and Title Need to Be Included Previously Recorded on Reel 018829 Frame 0926. Assignor(S) Hereby Confirms the Filing Date: October 17, 2006 and Title: Non-Imunostimulatory Antibody and Compositions Containing the Same. |
| Mar 21, 2007 Reel 19049, frame 791 | Strohl, William R. | Merck & Co., Inc. | Assignment of Assignor's Interest |
| Jun 17, 2011 Reel 26461, frame 439 | Merck & Co., Inc. | Merck Sharp & Dohme Corp. | Change of Name |
| Aug 27, 2012 Reel 28850, frame 515 | Merck Sharp & Dohme Corp. | Schering Corporation | Merger |
| Aug 29, 2012 Reel 28866, frame 511 | Schering Corporation | Merck Sharp & Dohme Corp. | Change of Name |
| Aug 8, 2022 Reel 61102, frame 145 | Merck Sharp & Dohme Corp. | Merck Sharp & Dohme LLC | 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
Jun 2027
Term ends Jun 14, 2027. No further fees fall due before then
Note
The 601 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
114
later US patents cite this one
That is top 10% of utility patents granted in 2010 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.