Gatan, Inc.

43 patents currently held · Updated Nov 14, 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

Jul 2028

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 Dec 27, 2026
The maintenance fee for Apparatus for transmission electron microscopy cathodoluminescence (US 11,688,581) comes due Dec 27, 2026. Unpaid by Jun 28, 2027, it lapses early.
1 fee due Mar 19, 2027
The maintenance fee for Apparatus for wavelength resolved angular resolved cathodoluminescence (US 11,764,032) comes due Mar 19, 2027. Unpaid by Sep 20, 2027, it lapses early.
1 fee due May 24, 2027
The maintenance fee for Ion beam sample preparation apparatus and methods (US 9,196,455) comes due May 24, 2027. Unpaid by Nov 24, 2027, it lapses early.
1 fee due Jul 14, 2027
The maintenance fee for Electron energy loss spectrometer using direct detection sensor (US 10,535,492) comes due Jul 14, 2027. Unpaid by Jan 14, 2028, it lapses early.
1 fee due Aug 20, 2027
The maintenance fee for Cryotransfer holder and workstation (US 11,908,655) comes due Aug 20, 2027. Unpaid by Feb 22, 2028, it lapses early.
1 fee due Oct 7, 2027
The maintenance fee for Systems and methods for high energy X-ray detection in electron microscopes (US 10,614,997) comes due Oct 7, 2027. Unpaid by Apr 7, 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.

Patent	Title	Status	Expires	Confidence
US 7,700,917	Specimen holder with integral ion beam screen and in situ adjustment In force Term ends Jul 22, 2028 · From the USPTO record	In force	Term ends Jul 22, 2028	From the USPTO record
US 7,964,846	Retractable lens-coupled electron microscope camera with image sensor in electron microscope vacuum chamber In force Term ends Jul 31, 2029 · From the USPTO record	In force	Term ends Jul 31, 2029	From the USPTO record
US 7,972,062	Optical positioner design in X-ray analyzer for coaxial micro-viewing and analysis In force Term ends Dec 28, 2029 · From the USPTO record	In force	Term ends Dec 28, 2029	From the USPTO record
US 8,577,171	Method for normalizing multi-gain images In force Term ends Jul 11, 2030 · From the USPTO record	In force	Term ends Jul 11, 2030	From the USPTO record
US 8,542,300	Method for real-time removal of vertical scan streaks in a CCD In force Term ends Sep 12, 2030 · From the USPTO record	In force	Term ends Sep 12, 2030	From the USPTO record
US 8,129,679	Method for discrimination of backscattered from incoming electrons in imaging electron detectors with a thin electron-sensitive layer In force Term ends Nov 27, 2030 · From the USPTO record	In force	Term ends Nov 27, 2030	From the USPTO record
US 8,283,642	Ion beam sample preparation apparatus and methods In force Term ends Apr 7, 2031 · From the USPTO record	In force	Term ends Apr 7, 2031	From the USPTO record
US 8,592,763	Ion beam sample preparation apparatus and methods In force Term ends Apr 7, 2031 · From the USPTO record	In force	Term ends Apr 7, 2031	From the USPTO record
US 8,610,090	Ion beam sample preparation thermal management apparatus and methods In force Term ends Apr 7, 2031 · From the USPTO record	In force	Term ends Apr 7, 2031	From the USPTO record
US 8,729,510	Ion beam sample preparation apparatus and methods In force Ends no later than Apr 7, 2031 · From the USPTO record	In force	Ends no later than Apr 7, 2031	From the USPTO record

10 of 43 patents shown.

Pro members see all 43.

Pro members: see all 43 patents

Also on record, not counted in the 43: 1 patent in force now held by others · 3 lapsed for an unpaid fee · 42 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.

Export every term end as CSV · Pro

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 pending · 1 abandoned · 8 no status recorded

List them