Lapsed Dec 7, 2018 on the fee record · High confidence
20-year base term ends Sep 11, 2028
Second maintenance fee unpaid; grace period ended.
Held by Battenfeld Technologies, Inc.
Filed Sep 11, 2008 as application 12/209,113 · Granted Dec 7, 2010
Base term, 20 years from filing
Today
Lapsed Dec 7, 2018
2008
2028
Clock starts
Sep 11, 2008
Sep 11, 2008
No longer in force
Dec 7, 2018
Dec 7, 2018
Granted
Dec 7, 2010
Dec 7, 2010
Term would have run to
Sep 11, 2028
Sep 11, 2028
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
5
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Sep 11, 2028: its 20-year base term, with no adjustment for prosecution delay. 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 11, 2008, when this application, 12/209,113, was filed | Sep 11, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 1 of 3 maintenance fees paid | lapsed Dec 7, 2018 | High confidence |
| Computed term end | The steps above, in order | Dec 7, 2018 | High confidence |
This family
| US 7,584,690 | In force Apr 2027 | Apr 2027 |
| US 7,845,267 | this patent Dec 2018 | Dec 2018 |
| US 7,946,071 | Term ended no later than Nov 2025 | no later than Nov 2025 |
| US 8,464,628 | In force Sep 2028 | Sep 2028 |
| US 8,578,645 | Term ended Nov 2025 | Nov 2025 |
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 24, 2008 Reel 21882, frame 492 | Potterfield, Russell A.; Kinney, Tim; Cauley, Dennis; Zhou, Yan-jiang | Battenfeld Technologies, Inc. | Assignment of Assignor's Interest |
| Jun 15, 2012 Reel 28380, frame 692 | Battenfeld Acquisition Company Inc.; Battenfeld Technologies, Inc.; Clearview Battenfeld Acquisition Company LLC | The Huntington National Bank, as Agent | Security Agreement |
| Dec 12, 2014 reel/frame not recorded | The Huntington National Bank | Battenfeld Technologies, Inc. | Release of Security Interest |
| Dec 12, 2014 reel/frame not recorded | The Huntington National Bank | Battenfeld Acquisition Company Inc. | Release of Security Interest |
| Dec 12, 2014 reel/frame not recorded | The Huntington National Bank | Clearview Battenfeld Acquisition Company LLC | Release of Security Interest |
| Dec 12, 2014 Reel 34496, frame 619 | The Huntington National Bank | Battenfeld Technologies, Inc.; Battenfeld Acquisition Company Inc.; Clearview Battenfeld Acquisition Company LLC | Release of 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.
Citations
69
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.