Aiphone Co., Ltd.

44 patents currently held · Updated Nov 14, 2026

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

Ending by 2030

Jul 2027

Next term end

When these terms end

5 yrs10 yrs20 yrs

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.

2 fees due Dec 25, 2026
1 fee due Mar 12, 2027
The maintenance fee for Multiple dwelling house interphone system (US 11,758,054) comes due Mar 12, 2027. Unpaid by Sep 13, 2027, it lapses early.
1 fee due May 5, 2027
The maintenance fee for Intercom system (US 10,469,669) comes due May 5, 2027. Unpaid by Nov 5, 2027, it lapses early.
1 fee due Aug 4, 2027
The maintenance fee for Building controller and interphone system (US 10,554,823) comes due Aug 4, 2027. Unpaid by Feb 4, 2028, it lapses early.
1 fee due Oct 7, 2027
The maintenance fee for Intercom system (US 10,616,420) comes due Oct 7, 2027. Unpaid by Apr 7, 2028, it lapses early.
1 fee due Nov 12, 2027
The maintenance fee for Intercom system (US 10,652,378) comes due Nov 12, 2027. Unpaid by May 12, 2028, 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.

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.

Patent	Title	Status	Expires	Confidence
US D686,184	Interphone In force Term ends Jul 16, 2027 · From the USPTO record	In force	Term ends Jul 16, 2027	From the USPTO record
US D717,761	Interphone In force Term ends Nov 18, 2028 · From the USPTO record	In force	Term ends Nov 18, 2028	From the USPTO record
US D729,760	Interphone In force Term ends May 19, 2029 · From the USPTO record	In force	Term ends May 19, 2029	From the USPTO record
US D744,451	Interphone In force Term ends Dec 1, 2029 · From the USPTO record	In force	Term ends Dec 1, 2029	From the USPTO record
US D744,452	Interphone In force Term ends Dec 1, 2029 · From the USPTO record	In force	Term ends Dec 1, 2029	From the USPTO record
US D752,012	Interphone In force Term ends Mar 22, 2030 · From the USPTO record	In force	Term ends Mar 22, 2030	From the USPTO record
US D761,752	Interphone In force Term ends Jul 19, 2030 · From the USPTO record	In force	Term ends Jul 19, 2030	From the USPTO record
US D765,051	Interphone In force Term ends Aug 30, 2030 · From the USPTO record	In force	Term ends Aug 30, 2030	From the USPTO record
US D766,204	Interphone In force Term ends Sep 13, 2030 · From the USPTO record	In force	Term ends Sep 13, 2030	From the USPTO record
US D771,007	Interphone master unit In force Term ends Nov 8, 2031 · From the USPTO record	In force	Term ends Nov 8, 2031	From the USPTO record

10 of 44 patents shown.

Pro members see all 44.

Pro members: see all 44 patents

Also on record, not counted in the 44: 6 lapsed for an unpaid fee · 28 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.

Export every term end as CSV · Pro

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 abandoned · 5 no status recorded

List them