SRC, Inc.

38 patents currently held · Updated Nov 14, 2026

10 more in force are now held by other companies

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

Ending by 2030

Mar 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.

2 fees due Dec 4 to 13, 2026 · next Dec 4
1 fee due Jul 30, 2027
The maintenance fee for Wideband Monopole Antenna (US 11,888,246) comes due Jul 30, 2027. Unpaid by Jan 31, 2028, it lapses early.
1 fee due Sep 15, 2027
The maintenance fee for Multiplatform Gmti Radar with Enhanced SNR, Monopulse (US 9,285,469) comes due Sep 15, 2027. Unpaid by Mar 15, 2028, it lapses early.
1 fee due Nov 7, 2027
The maintenance fee for Method for Beamforming (US 11,978,966) comes due Nov 7, 2027. Unpaid by May 8, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

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 7,430,258	Architecture for Multi-Channel Digital Signal Processing In force Term ends Mar 31, 2027 · High confidence	In force	Term ends Mar 31, 2027	High confidence
US 8,289,203	Radar Architecture In force Term ends Jul 16, 2030 · High confidence	In force	Term ends Jul 16, 2030	High confidence
US 8,259,006	Interleaved beam coherent radar apparatus and processing method In force Term ends Dec 16, 2030 · From the USPTO record	In force	Term ends Dec 16, 2030	From the USPTO record
US 8,294,609	System and Method for Reduction of Point of Origin Errors In force Term ends Feb 11, 2031 · High confidence	In force	Term ends Feb 11, 2031	High confidence
US 8,587,468	Method, System and Program Product for Deinterleaving and Classifying Arbitrary Radar Pulse Patterns Using Non-Determinsitic Finite State Automata In force Term ends Sep 9, 2031 · High confidence	In force	Term ends Sep 9, 2031	High confidence
US 8,547,275	Active Electronically Scanned Array Antenna for Hemispherical Scan Coverage In force Term ends Sep 28, 2031 · High confidence	In force	Term ends Sep 28, 2031	High confidence
US 8,704,705	Radar Apparatus Calibration via Individual Radar Components In force Term ends Jul 7, 2032 · High confidence	In force	Term ends Jul 7, 2032	High confidence
US 10,145,831	Method and System For Human Presence Correlation Using Carbon Dioxide In force Term ends May 22, 2033 · High confidence	In force	Term ends May 22, 2033	High confidence
US 9,515,769	Methods And Systems For Exploiting Sensors Of Opportunity In force Term ends Mar 17, 2034 · High confidence	In force	Term ends Mar 17, 2034	High confidence
US 10,253,409	Method of Manufacturing Graphene Using Metal Catalyst In force Term ends Apr 23, 2034 · Medium confidence	In force	Term ends Apr 23, 2034	Medium confidence

10 of 38 patents shown.

Pro members see all 38.

Pro members: see all 38 patents

Also on record, not counted in the 38: 10 patents in force now held by others · 53 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.

16 abandoned · 3 no status recorded

List them