Cornerstone Longevity Technologies LLC

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

Sep 2034

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 Apr 22, 2027
The maintenance fee for System for transporting a sauna device (US 10,449,113) comes due Apr 22, 2027. Unpaid by Oct 22, 2027, 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 D858,779	Neck roll spinal brace support In force Term ends Sep 3, 2034 · From the USPTO record	In force	Term ends Sep 3, 2034	From the USPTO record
US D859,668	Back roll spinal brace support In force Term ends Sep 10, 2034 · From the USPTO record	In force	Term ends Sep 10, 2034	From the USPTO record
US 10,010,477	Portable radiant exercise and sauna tent In force Term ends Nov 13, 2035 · From the USPTO record	In force	Term ends Nov 13, 2035	From the USPTO record
US 10,786,758	Water sterilization system with multipurpose degasser In force Term ends Feb 15, 2036 · From the USPTO record	In force	Term ends Feb 15, 2036	From the USPTO record
US D915,613	Back roller In force Term ends Apr 6, 2036 · From the USPTO record	In force	Term ends Apr 6, 2036	From the USPTO record
US 10,449,113	System for transporting a sauna device In force Term ends Aug 21, 2036 · From the USPTO record	In force	Term ends Aug 21, 2036	From the USPTO record
US 10,881,757	Plasma air purifier In force Term ends Sep 25, 2036 · From the USPTO record	In force	Term ends Sep 25, 2036	From the USPTO record
US 10,967,335	Water container with an ozone diffuser In force Term ends Sep 23, 2037 · From the USPTO record	In force	Term ends Sep 23, 2037	From the USPTO record
US 10,779,665	Weighted target applicator In force Term ends Oct 26, 2037 · From the USPTO record	In force	Term ends Oct 26, 2037	From the USPTO record
US 10,966,552	Cushioning posterior fulcrum back shaper In force Term ends Mar 8, 2038 · From the USPTO record	In force	Term ends Mar 8, 2038	From the USPTO record

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