The Patent Finder
WC

West Contracting

First filing 2025
OverviewNotableFeesChangesFamiliesPatent listSources & methods

One patent currently held, every record listed here

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

The next term ends in Jun 2045. from the record

Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Jun 2045
Next term end
1
Patent families

When these terms end

Each bar runs from grant to computed term end. 2025 to 2045.
US 12,497,740 Safety Cage for a Paving Machine Jun 9, 2045
20292033203720412045
Every computed term in this portfolio is shown above.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

Notable patents

Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Only 1 of the currently held patents qualifies as notable.

Fee deadlines

No maintenance fee falls due on this company's record before Nov 10, 2027.

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

What they patent

Grouped by real patent family, largest first, labeled by the earliest filing in each. No technology classification is inferred from titles.
Safety Cage for a Paving Machine1 in forceto Jun 2045

Patents held now

Soonest term end first.

Showing 1 to 1 of 1

PatentTitleStatusExpiresConfidence
US 12,497,740Safety Cage for a Paving Machine
In force
 · High confidence
In forceHigh confidence
Also on record, not counted in the 1: 1 application abandoned. List them

Sources and methods

Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited