Redlen Technologies, Inc.

42 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

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 Jan 18, 2027
The maintenance fee for Compton scattering correction methods for pixellated radiation detector arrays (US 11,701,065) comes due Jan 18, 2027. Unpaid by Jul 19, 2027, it lapses early.
3 fees due Feb 22 to 27, 2027 · next Feb 22
2 fees due Jun 1 to 5, 2027 · next Jun 1
1 fee due Oct 9, 2027
The maintenance fee for Ionizing radiation detector with reduced street width and improved count rate stability (US 11,953,452) comes due Oct 9, 2027. Unpaid by Apr 10, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

3 of the patents on this record were granted since Aug 16, 2026
1 term has ended 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 7,427,382	Cold-Walled Vessel Process for Compounding, Homogenizing and Consolidating Semiconductor Compounds In force Term ends Jan 17, 2027 · High confidence	In force	Term ends Jan 17, 2027	High confidence
US 7,589,324	Use of Solder Mask as a Protective Coating for Radiation Detector In force Term ends Mar 31, 2027 · High confidence	In force	Term ends Mar 31, 2027	High confidence
US 7,462,833	Multi-Functional Cathode Packaging Design for Solid-State Radiation Detectors In force Term ends Apr 17, 2027 · High confidence	In force	Term ends Apr 17, 2027	High confidence
US 7,728,304	Method of Making Segmented Contacts for Radiation Detectors Using Direct Photolithography In force Term ends Jan 14, 2028 · High confidence	In force	Term ends Jan 14, 2028	High confidence
US 9,202,961	Imaging Devices with Solid-State Radiation Detector with Improved Sensitivity In force Term ends Aug 23, 2029 · High confidence	In force	Term ends Aug 23, 2029	High confidence
US 8,071,953	Acf Attachment for Radiation Detector In force Term ends Oct 17, 2029 · High confidence	In force	Term ends Oct 17, 2029	High confidence
US 7,955,992	Method of Passivating and Encapsulating Cdte and CZT Segmented Detectors In force Term ends Nov 10, 2029 · High confidence	In force	Term ends Nov 10, 2029	High confidence
US 8,614,423	Solid-State Radiation Detector with Improved Sensitivity In force Term ends Nov 17, 2030 · High confidence	In force	Term ends Nov 17, 2030	High confidence
US 8,476,101	Method of Fabricating Patterned CZT and Cdte Devices In force Term ends Dec 30, 2031 · High confidence	In force	Term ends Dec 30, 2031	High confidence
US 10,276,627	High-Performance Radiation Detectors and Methods of Fabricating Thereof In force Term ends Feb 3, 2036 · Medium confidence	In force	Term ends Feb 3, 2036	Medium confidence

10 of 42 patents shown.

Pro members see all 42.

Pro members: see all 42 patents

Also on record, not counted in the 42: 2 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.

6 pending · 2 abandoned · 3 no status recorded

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