The Patent Finder

Martin Professional APS

21 patents currently held · Updated Nov 15, 2026
84 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Recorded under 2 name spellings.

Recorded as renamed to Harman Professional Denmark APS (2019)

12
Ending by 2030
Dec 2026
Next term end

When these terms end

Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045

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 Jun 1, 2027
    The maintenance fee for Illumination device having light collector with extended center lens (US 9,200,776) comes due Jun 1, 2027. Unpaid by Dec 1, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

  • 2 terms have ended since Aug 17, 2026

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 D672,915Lens of a lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D694,462Head for a lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D694,466Yoke for a lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D694,467Base for a lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D694,926Lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D694,927Head portion of a lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D712,085Light housing
In force
 · From the USPTO record
In forceFrom the USPTO record
US D712,087Light lens
In force
 · From the USPTO record
In forceFrom the USPTO record
US D738,555Lighting fixture
In force
 · From the USPTO record
In forceFrom the USPTO record
US D742,060Lighting base
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 21 patents shown.
Pro members see all 21.
Pro members: see all 21 patents
Also on record, not counted in the 21: 84 patents in force now held by others · 2 lapsed for an unpaid fee · 15 ended at full term. 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.

11 no status recorded

List them

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited