Proslide Technology Inc.

56 patents currently held · Updated Nov 14, 2026

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

Recorded under 2 name spellings.

Ending by 2030

Jan 2030

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 Jan 14, 2027
The maintenance fee for Water slide (US 9,079,111) comes due Jan 14, 2027. Unpaid by Jul 14, 2027, it lapses early.
2 fees due Feb 6 to 20, 2027 · next Feb 6
1 fee due Jun 10, 2027
The maintenance fee for Water Ride (US 10,500,508) comes due Jun 10, 2027. Unpaid by Dec 10, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

1 of the patents on this record was granted since Aug 16, 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.

Patent	Title	Status	Expires	Confidence
US 8,608,581	Water slide In force Term ends Jan 21, 2030 · From the USPTO record	In force	Term ends Jan 21, 2030	From the USPTO record
US 8,226,492	Water slide In force Term ends Oct 29, 2030 · From the USPTO record	In force	Term ends Oct 29, 2030	From the USPTO record
US 10,369,480	Water slide In force Term ends Nov 12, 2030 · From the USPTO record	In force	Term ends Nov 12, 2030	From the USPTO record
US 9,079,111	Water slide In force Term ends Dec 15, 2030 · From the USPTO record	In force	Term ends Dec 15, 2030	From the USPTO record
US D809,618	Water ride In force Term ends Feb 6, 2033 · From the USPTO record	In force	Term ends Feb 6, 2033	From the USPTO record
US D813,337	Water ride In force Term ends Mar 20, 2033 · From the USPTO record	In force	Term ends Mar 20, 2033	From the USPTO record
US D819,155	Water ride In force Term ends May 29, 2033 · From the USPTO record	In force	Term ends May 29, 2033	From the USPTO record
US D819,156	Water ride In force Term ends May 29, 2033 · From the USPTO record	In force	Term ends May 29, 2033	From the USPTO record
US D827,752	Water ride In force Term ends Sep 4, 2033 · From the USPTO record	In force	Term ends Sep 4, 2033	From the USPTO record
US 10,384,138	Amusement ride vehicle and vehicle control system In force Term ends Oct 21, 2033 · From the USPTO record	In force	Term ends Oct 21, 2033	From the USPTO record

10 of 56 patents shown.

Pro members see all 56.

Pro members: see all 56 patents

Also on record, not counted in the 56: 1 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.

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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.

3 abandoned · 3 no status recorded

List them