Term ends Apr 30, 2028 · High confidence
20-year base term ends Oct 22, 2027
Held by Zevex, Inc.
Filed Oct 22, 2007 as application 11/876,692 · Granted Oct 5, 2010
Base term plus 191 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Oct 22, 2007
Oct 22, 2007
Term ends
Apr 30, 2028
Apr 30, 2028
Granted
Oct 5, 2010
Oct 5, 2010
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
191
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.
6
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 191 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 22, 2007, when this application, 11/876,692, was filed | Oct 22, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +191 days, USPTO patent term adjustment record | Apr 30, 2028 | 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 | Apr 30, 2028 | High confidence |
This family
| US 7,726,174 | In force Mar 2028 | Mar 2028 |
| US 7,805,978 | this patent Apr 2028 | Apr 2028 |
| Application PCT/US2007/082273 | PCT application no patent term | no patent term |
| US 7,818,992 | In force Oct 2027 | Oct 2027 |
| US 8,910,370 | In force Nov 2030 | Nov 2030 |
| US 8,225,639 | In force Oct 2027 | Oct 2027 |
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 |
|---|---|---|---|
| Jan 15, 2008 Reel 20367, frame 614 | Riley, Timothy A.; Stringham, Mark D.; Blaine, David H.; Crandall, Frank A.; Eggers, Phillip N. | Zevex, Inc. | Assignment of Assignor's Interest |
| Mar 23, 2011 Reel 26004, frame 780 | Zevex, Inc. | HSBC Bank USA, National Association | Notice of Security Interest in Patents and Patent Applications |
| Sep 29, 2016 Reel 39895, frame 733 | Zevex, Inc. | Moog Inc. | Assignment of Assignor's Interest |
| Mar 1, 2023 Reel 62840, frame 203 | Moog Inc. | Zevex, Inc. | Assignment of Assignor's 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Apr 2028
Term ends Apr 30, 2028. No further fees fall due before then
Note
The 191 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
112
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.