The Patent Finder
SP

Shell Packaging Corporation D B a Flexcon Container

First filing 2006
OverviewNotableFeesChangesFamiliesPatent listSources & methods

Two patents 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 Jul 2039. from the record

Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Jul 2039
Next term end
2
Patent families

When these terms end

Each bar runs from grant to computed term end. 2023 to 2042.
US D1,035,279 Container Handle Jul 16, 2039
US 11,713,178 Container Including Drainage Features and Handle Jan 25, 2042
20272031203520392042
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

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
  • 1 fee due Feb 1, 2027
    The maintenance fee for Container Including Drainage Features and Handle (US 11,713,178) comes due Feb 1, 2027. Unpaid by Aug 2, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

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

What they patent

The 1 largest of its 2 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.

Patents held now

Soonest term end first.

Showing 1 to 2 of 2

PatentTitleStatusExpiresConfidence
US D1,035,279Container Handle
In force
 · High confidence
In forceHigh confidence
US 11,713,178Container Including Drainage Features and Handle
In force
 · High confidence
In forceHigh confidence
Also on record, not counted in the 2: 1 patent ended · 2 applications 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