Also listed on Communications Test Design, Inc., an earlier holder on the record. The recorded assignments below show how it moved.

Collateral for a security interest recorded May 29, 2024 (Citizens Bank, N.A.).

Term ends Jul 4, 2038 · Medium confidence

Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US D991,055), so the cap could be lower.

Held by Communications Test Design, Inc. (Ctdi)

Filed Aug 27, 2020 as application 29/748,180 · Granted Oct 10, 2023

Base term, 15 years from grant · capped by a resolved terminal disclaimer

Today

15 years from grant

Term ends Jul 4, 2038

2023 2038

Clock starts
Oct 10, 2023

Term ends
Jul 4, 2038

base term after the term ends 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.

Capped

Terminal disclaimer

Resolved from the filed document, referencing US D991,055.

15 years from grant

Base term

No maintenance fees are payable on this kind of patent.

This patent's term is its base term, 15 years from grant, with no adjustment for prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. No maintenance fees are payable on this kind of patent. 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, 15 years from grant	Granted Oct 10, 2023	Oct 10, 2038	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	Disclaimer resolved from the filed document (refs US D991,055)	capped to Jul 4, 2038	Medium confidence
Patent term extension	None on file	no change	High confidence
Computed term end	The steps above, in order	Jul 4, 2038	Medium 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
Nov 12, 2020 Reel 54346, frame 673	Wilson, Christopher; Goldman, John	Communications Test Design, Inc. (Ctdi)	Assignment of Assignor's Interest
May 29, 2024 Reel 67565, frame 608	Communications Test Design, Inc. (Also Known as Communications Test Design, Inc., Aka Ctdi and Communications Test Design, Inc. Dba Network Expansion Solutions)	Citizens Bank, N.a.	Security Interest

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center

No maintenance fees are payable on this kind of patent, so the record carries no fee events.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

What's changing

Jul 2038

Term ends Jul 4, 2038. No maintenance fees are payable on this kind of patent

Disclaimer cap

This term is capped by a terminal disclaimer resolved from the filed document, referencing US D991,055.

Citations

later US patents cite this one

That is above the median of design patents granted in 2023 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.

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