Esa Eppinger GmbH

8 patents currently held · Updated Nov 15, 2026

1 more in force is now held by another company

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

Ending by 2030

Jan 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.

1 fee due Mar 19, 2027
The maintenance fee for Machine tool (US 11,759,903) comes due Mar 19, 2027. Unpaid by Sep 20, 2027, it lapses early.
1 fee due Oct 2, 2027
The maintenance fee for Tool holder (US 11,945,035) comes due Oct 2, 2027. Unpaid by Apr 3, 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 8 of 8

Patent	Title	Status	Expires	Confidence
US 7,509,719	Method and device for lubricating bearing positions, especially in machine tools or their parts In force Term ends Jan 30, 2027 · From the USPTO record	In force	Term ends Jan 30, 2027	From the USPTO record
US 7,913,595	Clutch device for tool holders or for workpiece chucking device In force Term ends Jun 6, 2029 · From the USPTO record	In force	Term ends Jun 6, 2029	From the USPTO record
US 8,037,791	Tool clamping device and tool holder In force Term ends Apr 24, 2030 · From the USPTO record	In force	Term ends Apr 24, 2030	From the USPTO record
US 8,920,081	Interface between a receptacle body and an insert designed, in particular, as a tool holder of a workpiece holder In force Term ends Oct 31, 2033 · From the USPTO record	In force	Term ends Oct 31, 2033	From the USPTO record
US 10,173,267	Tool Clamping Device In force Term ends Dec 21, 2035 · High confidence	In force	Term ends Dec 21, 2035	High confidence
US 11,945,035	Tool holder In force Ends no later than Jul 29, 2040 · From the USPTO record	In force	Ends no later than Jul 29, 2040	From the USPTO record
US 11,583,938	Machine tool having a movable tool carrier, tool carrier and tool holder therefor In force Term ends Feb 8, 2041 · From the USPTO record	In force	Term ends Feb 8, 2041	From the USPTO record
US 11,759,903	Machine tool In force Term ends Jul 22, 2042 · From the USPTO record	In force	Term ends Jul 22, 2042	From the USPTO record

Also on record, not counted in the 8: 1 patent in force now held by others · 1 lapsed for an unpaid fee · 3 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.

1 no status recorded

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