The Patent Finder

Bonsen Electronics Limited

16 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
1
Ending by 2030
Apr 2029
Next term end

When these terms end

Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

No maintenance fee falls due on this company's record before Nov 14, 2027.

Recent changes

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

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
PatentTitleStatus Expires Confidence
US D728,010Bench-type paper shredder
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,553,492Paper shredder
In force
 · From the USPTO record
In forceFrom the USPTO record
US D835,713Shredder
In force
 · From the USPTO record
In forceFrom the USPTO record
US D885,818Press pot
In force
 · From the USPTO record
In forceFrom the USPTO record
US D957,490Vacuum sealing packaging machine
In force
 · From the USPTO record
In forceFrom the USPTO record
US D957,491Vacuum sealing packaging machine
In force
 · From the USPTO record
In forceFrom the USPTO record
US D957,492Vacuum sealing packaging machine
In force
 · From the USPTO record
In forceFrom the USPTO record
US D957,493Vacuum sealing packaging machine
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,618,601Vacuum Sealing Machine Capable of Locking Cover Automatically Having Upper Cover Limiting Mechanism
In force
 · High confidence
In forceHigh confidence
US 11,542,050Vacuum sealing machine driven by air pressure
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 16 patents shown.
Pro members see all 16.
Pro members: see all 16 patents
Also on record, not counted in the 16: 1 lapsed for an unpaid fee. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

Published applications

US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.

1 pending · 1 no status recorded

List them

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