Contentarmor

13 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 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 Nov 26, 2026
The maintenance fee for Propagation Map (US 9,042,455) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
1 fee due Jan 14, 2027
The maintenance fee for Device for Generating Watermark Metadata, Associated Device for Embedding Watermark (US 9,082,172) comes due Jan 14, 2027. Unpaid by Jul 14, 2027, it lapses early.
1 fee due Feb 18, 2027
The maintenance fee for Changeable Block List (US 9,113,231) comes due Feb 18, 2027. Unpaid by Aug 18, 2027, 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 9,299,120	Modifying a Coded Bitstream In force Term ends Jan 17, 2028 · High confidence	In force	Term ends Jan 17, 2028	High confidence
US 8,144,923	Watermarking Encoded Content In force Term ends Mar 31, 2028 · High confidence	In force	Term ends Mar 31, 2028	High confidence
US 8,358,703	Modifying a Coded Bitstream In force Term ends Aug 26, 2028 · High confidence	In force	Term ends Aug 26, 2028	High confidence
US 7,801,326	Digital Watermark and Film Mark In force Term ends Jul 21, 2029 · High confidence	In force	Term ends Jul 21, 2029	High confidence
US 8,948,443	Luminance Evaluation In force Term ends Aug 18, 2029 · High confidence	In force	Term ends Aug 18, 2029	High confidence
US 8,588,459	Modifying a Coded Bitstream In force Term ends Feb 8, 2030 · High confidence	In force	Term ends Feb 8, 2030	High confidence
US 8,824,727	Selection of Watermarks for the Watermarking of Compressed Video In force Term ends Mar 24, 2030 · High confidence	In force	Term ends Mar 24, 2030	High confidence
US 9,042,455	Propagation Map In force Term ends Dec 6, 2030 · High confidence	In force	Term ends Dec 6, 2030	High confidence
US 8,462,982	Method for Inserting Watermark Assistance Data in a Bitstream and Bitstream Comprising the Watermark Assistance Data In force Term ends Feb 23, 2031 · High confidence	In force	Term ends Feb 23, 2031	High confidence
US 9,113,231	Changeable Block List In force Term ends Feb 27, 2031 · High confidence	In force	Term ends Feb 27, 2031	High confidence

10 of 13 patents shown.

Pro members see all 13.

Pro members: see all 13 patents

Also on record, not counted in the 13: 4 lapsed for an unpaid fee · 1 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