Rooftop Anchor, Inc.

10 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

Aug 2029

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.

1 fee due Feb 6, 2027
The maintenance fee for Integrated safety rail protection system (US 10,370,816) comes due Feb 6, 2027. Unpaid by Aug 6, 2027, it lapses early.
1 fee due Apr 30, 2027
The maintenance fee for Square-shaped mounting device (US 11,801,405) comes due Apr 30, 2027. Unpaid by Nov 1, 2027, it lapses early.
1 fee due Oct 23, 2027
The maintenance fee for Circular mounting device (US 11,964,174) comes due Oct 23, 2027. Unpaid by Apr 24, 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.

Showing 1 to 10 of 10

Patent	Title	Status	Expires	Confidence
US 8,915,023	Safety Hatch System In force Ends no later than Aug 6, 2029 · Low confidence	In force	Ends no later than Aug 6, 2029	Low confidence
US 10,676,966	Safety hatch system In force Ends no later than Aug 6, 2029 · From the USPTO record	In force	Ends no later than Aug 6, 2029	From the USPTO record
US 9,745,777	Safety hatch system In force Term ends Aug 31, 2029 · From the USPTO record	In force	Term ends Aug 31, 2029	From the USPTO record
US D758,609	Guardrail base In force Term ends Jun 7, 2030 · From the USPTO record	In force	Term ends Jun 7, 2030	From the USPTO record
US 10,370,816	Integrated safety rail protection system In force Term ends Nov 25, 2030 · From the USPTO record	In force	Term ends Nov 25, 2030	From the USPTO record
US 8,522,487	Safety hatch system and egress In force Term ends Sep 23, 2031 · From the USPTO record	In force	Term ends Sep 23, 2031	From the USPTO record
US 8,726,577	Integrated safety rail protection system In force Term ends Nov 1, 2031 · From the USPTO record	In force	Term ends Nov 1, 2031	From the USPTO record
US 11,592,053	Blind Fasteners In force Term ends Dec 4, 2040 · High confidence	In force	Term ends Dec 4, 2040	High confidence
US 11,801,405	Square-shaped mounting device In force Term ends Sep 13, 2041 · From the USPTO record	In force	Term ends Sep 13, 2041	From the USPTO record
US 11,964,174	Circular mounting device In force Term ends Oct 8, 2041 · From the USPTO record	In force	Term ends Oct 8, 2041	From the USPTO record

Also on record, not counted in the 10: 3 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.

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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.

2 no status recorded

List them