Term ends Jun 12, 2029 · Medium confidence
20-year base term ends Jun 12, 2029
Why Medium: A parent in the chain could not be resolved.
Filed May 10, 2013 as application 13/891,779 · Granted Nov 15, 2016
Base term, 20 years from filing
Today
2009
2029
Clock starts
Jun 12, 2009
Jun 12, 2009
Term ends
Jun 12, 2029
Jun 12, 2029
Granted
Nov 15, 2016
Nov 15, 2016
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
7
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 is its 20-year base term, with no adjustment for prosecution delay. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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 Jun 12, 2009, when application PCT/US2009/003559, the earliest non-provisional in its chain, was filed (this one was filed May 10, 2013); a parent in its chain could not be resolved (the next row) | Jun 12, 2029 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 12, 2029 | Medium confidence |
This family
| US 7,397,991 | In force Dec 2026 | Dec 2026 |
| Application PCT/US2007/025308 | PCT application no patent term | no patent term |
| US 7,668,427 | In force Dec 2026 | Dec 2026 |
| Application PCT/US2009/003559 | PCT application no patent term | no patent term |
| US 7,995,885 | In force Mar 2027 | Mar 2027 |
| US 8,447,154 | In force Jul 2029 | Jul 2029 |
| US 9,494,754 | this patent Jun 2029 | Jun 2029 |
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 |
|---|---|---|---|
| Oct 14, 2013 Reel 31398, frame 788 | Guenter, Cory Fritz; Register, James Arthur, III; Rhyne, Todd Ray | Corning Cable Systems LLC | Assignment of Assignor's Interest |
| Aug 7, 2014 Reel 33487, frame 456 | Guenter, Cory; Register, James, III; Rhyne, Todd | Corning Cable Systems LLC | Assignment of Assignor's Interest |
| Aug 14, 2014 Reel 33542, frame 58 | Guenter, Cory; Register, James, III; Rhyne, Todd | Corning Cable Systems LLC | Corrective Assignment to Correct the Zip Code of Assignee Previously Recorded at Reel: 033487 Frame: 0456. Assignor(S) Hereby Confirms the Assignment. |
| Sep 11, 2014 Reel 33720, frame 620 | Corning Cable Systems LLC | Corning Optical Communications LLC | Change of Name |
| Sep 11, 2014 Reel 33720, frame 748 | Corning Optical Communications LLC | CCS Technology, Inc. | Assignment of Assignor's Interest |
| Aug 18, 2017 Reel 43601, frame 427 | CCS Technology, Inc.; Corning Optical Communications Brands, Inc. | Corning Optical Communications 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.
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Alerts on its grants, lapses and transfers.
What's changing
Jun 2029
Term ends Jun 12, 2029. Maintenance fees still fall due before then
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2016 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.