Term ends Jul 2, 2027 · High confidence

No current holder resolved from the recorded chain.

Filed Jul 12, 2012 as application 29/426,991 · Granted Jul 2, 2013

Base term, 14 years from grant

Today

14 years from grant

Term ends Jul 2, 2027

2013 2027

Clock starts
Jul 2, 2013

Term ends
Jul 2, 2027

base term 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.

14 years from grant

Base term

No maintenance fees are payable on this kind of patent.

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 base term, 14 years from grant, with no adjustment for prosecution delay. No maintenance fees are payable on this kind of patent. 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, 14 years from grant	Granted Jul 2, 2013	Jul 2, 2027	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
Computed term end	The steps above, in order	Jul 2, 2027	High confidence

This family

US D663,858	Term ended Jul 2026	Jul 2026
US D671,657	In force Nov 2026	Nov 2026
US D708,765	In force Jul 2028	Jul 2028
US D685,502	this patent Jul 2027	Jul 2027

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
Jun 18, 2013 Reel 30634, frame 40	Keystone Retaining Wall Systems LLC; Contech Engineered Solutions LLC; Imbrium Systems LLC	Goldman Sachs Lending Partners LLC	Notice of Grant of Security Interest in Patents
Nov 28, 2016 Reel 40692, frame 55	Goldman Sachs Lending Partners, LLC	Keystone Retaining Wall Systems LLC	Release of Security Interest
Dec 8, 2016 Reel 40852, frame 143	Keystone Retaining Wall Systems LLC	Wells Fargo Bank, National Association, as Agent	Security Interest
Feb 10, 2025 Reel 70170, frame 919	Best Block, LLC; Contech Engineered Solutions LLC; Custom Building Products, LLC; Forterra Concrete Products, LLC; Forterra Pipe & Precast, LLC; Keystone Retaining Wall Systems LLC; Pavestone, LLC; The Quikrete Companies, LLC; United States Pipe and Foundry Company, LLC; Usp Holdings, LLC	U.S. Bank Trust Company, National Association	Patent Security Agreement

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.

What's changing

Jul 2027

Term ends Jul 2, 2027. No maintenance fees are payable on this kind of patent

Citations

later US patents cite this one

That is above the median of design patents granted in 2013 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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