Lapsed Oct 14, 2022 on the fee record · High confidence
20-year base term ends Feb 7, 2032
Second maintenance fee unpaid; grace period ended.
Held by Clarcor Inc.
Filed Feb 10, 2014 as application 14/176,761 · Granted Oct 14, 2014
Base term, 20 years from filing
Today
Lapsed Oct 14, 2022
2012
2032
Clock starts
Feb 7, 2012
Feb 7, 2012
No longer in force
Oct 14, 2022
Oct 14, 2022
Granted
Oct 14, 2014
Oct 14, 2014
Term would have run to
Feb 7, 2032
Feb 7, 2032
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.
12
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 Feb 7, 2032: 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 Feb 7, 2012, when application 13/368,059, the earliest non-provisional in its chain, was filed (this one was filed Feb 10, 2014) | Feb 7, 2032 | 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 Oct 14, 2022 | High confidence |
| Computed term end | The steps above, in order | Oct 14, 2022 | High confidence |
This family
| US 8,778,240 | In force Apr 2032 | Apr 2032 |
| US 8,658,067 | In force May 2032 | May 2032 |
| US 8,709,309 | In force May 2032 | May 2032 |
| US 8,647,541 | Lapsed on the fee record Feb 2026 | Feb 2026 |
| US 8,647,540 | Lapsed on the fee record Feb 2026 | Feb 2026 |
| US 8,777,599 | In force May 2032 | May 2032 |
| US 9,441,313 | In force no later than Feb 2032 | no later than Feb 2032 |
| US 8,858,845 | this patent Oct 2022 | Oct 2022 |
8 of 12 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 |
|---|---|---|---|
| Aug 28, 2014 Reel 33627, frame 339 | Peno, Ed; Lipton, Roger; Kay, Stephen | Fiberio Technology Corporation | Assignment of Assignor's Interest |
| Mar 31, 2015 Reel 35302, frame 27 | Fiberio Technology Corporation | Comerica Bank | Security Interest |
| Apr 1, 2016 Reel 38328, frame 720 | Comerica Bank | Fiberio Technology Corporation | Release of Security Interest Recorded at Reel 035302, Frame 0027 |
| May 4, 2016 Reel 38458, frame 869 | Fiberio Technology Corporation | Clarcor 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.
Citations
3
later US patents cite this one
That is below the median of utility patents granted in 2014 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.