Also listed on NDC Technologies Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Dec 27, 2033 · High confidence
20-year base term ends Dec 12, 2032
Held by Nordson Corporation
Filed Dec 12, 2012 as application 13/712,509 · Granted Jun 9, 2015
Base term plus 380 days of patent term adjustment (USPTO delay)
Today
2012
2033
Clock starts
Dec 12, 2012
Dec 12, 2012
Term ends
Dec 27, 2033
Dec 27, 2033
Granted
Jun 9, 2015
Jun 9, 2015
base term
patent term adjustment
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
380
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
This patent's term runs 380 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. 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 Dec 12, 2012, when this application, 13/712,509, was filed | Dec 12, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +380 days, USPTO patent term adjustment record | Dec 27, 2033 | 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 | Dec 27, 2033 | High confidence |
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 24, 2013 Reel 29686, frame 643 | Bedford, Robert | NDC Infrared Engineerig, Inc. | Assignment of Assignor's Interest |
| Mar 5, 2013 Reel 29923, frame 126 | Bedford, Robert | NDC Infrared Engineering, Inc. | Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 029686 Frame 0643. Assignor(S) Hereby Confirms the NDC Infrared Engineering, Inc.. |
| May 1, 2015 Reel 35562, frame 790 | NDC Infrared Engineering, Inc. | NDC Technologies, Inc. | Change of Name |
| Feb 23, 2023 Reel 62783, frame 511 | Spectris Group Holdings Limited; NDC Technologies GmbH; NDC Technologies Limited; Ndc Technologies, Srl; Ndc Technologies, Sarl; Ndc Technologies, S.a.; NDC Technologies, Inc. | Nordson Corporation | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Dec 2033
Term ends Dec 27, 2033. Maintenance fees still fall due before then
Note
The 380 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2015 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.