Also listed on Burndy Technology LLC, which filed it. The recorded assignments below show how it moved.
Term ends Apr 11, 2029
Statutory term ends Sep 11, 2027
Base term plus 578 days of PTA
Today
20y-from-earliest-nonprovisional
Expires Apr 2029
2007
2029
Clock starts
Sep 11, 2007
Sep 11, 2007
Granted
Nov 30, 2010
Nov 30, 2010
Term ends
Apr 11, 2029
Apr 11, 2029
base term
patent term adjustment
fee events
Computed Sep 1, 2026 · countdowns run from that date · how we know
578
Days of PTA
3
Applications in this family
This patent's term runs 578 days past the statutory base term on prosecution delay. All three maintenance fees are paid, so nothing but the term itself will end it. Confidence: High. from the record
How this date was computed
Every step shows its rule, its 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, 20y-from-earliest-nonprovisional | Clock starts Sep 11, 2007 | Sep 11, 2027 | High |
| Continuity chain | Every parent in the chain resolved | no change | High |
| Patent term adjustment | +578 days, USPTO PTA record | Apr 11, 2029 | High |
| Terminal disclaimer cap | None on record | no cap applied | High |
| Patent term extension | None on file | no change | High |
| Fee events | 3 of 3 maintenance fees paid | in-force | High |
| Computed term end | The steps above, in order | Apr 11, 2029 | High |
The computation, verbatim
base=20y-from-earliest-nonprovisional: 2007-09-11+20y | =2027-09-11 | PTA+578d=2029-04-11 | PTE:none | TD:none | paid 4yr@2014-04-30,8yr@2018-11-20,12yr@2022-05-16 | status=in-force@2029-04-11
This family
| US 7,841,223 | this patent | Apr 2029 |
| US 7,926,321 | in-force | Sep 2027 |
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 |
|---|---|---|---|
| Sep 11, 2007 reel/frame not recorded | Carpenter, David; Millen, Sam; Rollins, Nathan | Fci Americas Technology, Inc. | Assignment of Assignor's Interest |
| Dec 8, 2009 reel/frame not recorded | Fci Americas Technology, Inc. | Burndy Technology LLC | Assignment of Assignor's Interest |
| Nov 30, 2010 reel/frame not recorded | Burndy Technology LLC | Hubbell Incorporated | Assignment of Assignor's Interest |
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What's changing
Apr 2029
Term ends. No further fees fall due before then
Note
The 578 days of PTA are read from the USPTO record, not recalculated by us
Citations
25
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: base rule, PTA, PTE, disclaimer caps, fee overlay, 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.