Telsmith, Inc.

7 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 2032

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 Aug 20, 2027
The maintenance fee for Apparatus and Method for a Coupling Assembly (US 11,906,002) comes due Aug 20, 2027. Unpaid by Feb 22, 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 7 of 7

Patent	Title	Status	Expires	Confidence
US 9,470,312	Apparatus and Method for a Sealing System In force Term ends Sep 21, 2032 · High confidence	In force	Term ends Sep 21, 2032	High confidence
US 9,605,711	Apparatus and Method for a Bearing Assembly System In force Term ends Oct 5, 2032 · High confidence	In force	Term ends Oct 5, 2032	High confidence
US 9,764,326	Apparatus and Method for an Anti-Spin System In force Term ends Oct 28, 2033 · High confidence	In force	Term ends Oct 28, 2033	High confidence
US 9,566,585	Apparatus and Method for Liner System In force Term ends Nov 22, 2033 · High confidence	In force	Term ends Nov 22, 2033	High confidence
US 9,358,544	Apparatus and Method for a Crusher with an Inverted Cylinder In force Term ends Jul 16, 2034 · High confidence	In force	Term ends Jul 16, 2034	High confidence
US 11,179,728	Apparatus and Method for an Adjustable Toggle Assembly In force Term ends Apr 6, 2040 · High confidence	In force	Term ends Apr 6, 2040	High confidence
US 11,906,002	Apparatus and Method for a Coupling Assembly In force Term ends Jun 7, 2042 · High confidence	In force	Term ends Jun 7, 2042	High confidence

Also on record, not counted in the 7: 1 lapsed for an unpaid fee · 16 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

Every application published under this name has become a patent.