19 patents currently held

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

The next term ends in May 2031. from the record

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Alerts on its grants, lapses and transfers.

Ending by 2030

May 2031

Next term end

Patent families

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

202620272028202920302031203220332034 203520362037 2038 2039 204020412042204320442045

notable patents all others Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

Notable: the highest-ranked patents in this portfolio by citations and family size.

Notable patents

Ranked by citations and family size, against patents of the same kind granted the same year. How we rank

Notable

Tissue-Integrating Sensors US 10,463,287

The most cited patent in this portfolio, cited by 65 later US patents, top 5% of utility patents granted in 2019 in our data. Protection runs to 2031. A terminal disclaimer caps this term to an earlier patent's.

Ends Oct 2031 · High confidence Also notable

Method and Device for Correcting Optical Signals US 10,045,722

Cited by 50 later US patents, top 5% of utility patents granted in 2018 in our data, and renewed at every maintenance window due so far. Protection runs to 2034.

Ends Mar 2034 · High confidence Also notable

Oxygen Sensors US 9,375,494

Cited by 36 later US patents, top 25% of utility patents granted in 2016 in our data, and renewed at every maintenance window due so far. Protection runs to 2034.

Ends Mar 2034 · High confidence

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 Feb 20, 2027
The maintenance fee for Oxygen Sensors (US 10,383,557) comes due Feb 20, 2027. Unpaid by Aug 20, 2027, it lapses early.
1 fee due May 5, 2027
The maintenance fee for Tissue-Integrating Sensors (US 10,463,287) comes due May 5, 2027. Unpaid by Nov 5, 2027, it lapses early.
1 fee due Jul 9, 2027
The maintenance fee for Polymerizable Near-Ir Dyes (US 11,866,588) comes due Jul 9, 2027. Unpaid by Jan 10, 2028, it lapses early.
1 fee due Aug 20, 2027
The maintenance fee for Multi-Analyte Sensing Tissue-Integrating Sensors (US 11,903,702) comes due Aug 20, 2027. Unpaid by Feb 22, 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.

What they patent

The 5 largest of its 11 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.

Oxygen Sensors	4 in force	to Mar 2034
Method and Device for Correcting Optical Signals	3 in force	to Sep 2035
Tissue-Integrating Sensors	3 in force	to Oct 2031
Apparatus and Methods for Detecting Optical Signals from Implanted Sensors	2 in force	to Oct 2035
Optical Filter Device, System, and Methods for Improved Optical Rejection of High Angle of Incidence (AOI) Light	1 in force	to Jan 2042

Patents held now

Soonest term end first.

Patent	Title	Status	Expires	Confidence
US 10,010,272	Tissue-Integrating Electronic Apparatus In force (reinstated) Term ends May 11, 2031 · High confidence	In force (reinstated)	Term ends May 11, 2031	High confidence
US 10,117,613	Tissue-Integrating Sensors In force Term ends Oct 6, 2031 · High confidence	In force	Term ends Oct 6, 2031	High confidence
US 10,463,287	Tissue-Integrating Sensors In force Term ends Oct 6, 2031 · High confidence	In force	Term ends Oct 6, 2031	High confidence
US 10,045,722	Method and Device for Correcting Optical Signals In force Term ends Mar 6, 2034 · High confidence	In force	Term ends Mar 6, 2034	High confidence
US 9,375,494	Oxygen Sensors In force Term ends Mar 13, 2034 · High confidence	In force	Term ends Mar 13, 2034	High confidence
US 9,867,560	Oxygen Sensors In force Term ends Mar 13, 2034 · High confidence	In force	Term ends Mar 13, 2034	High confidence
US 10,383,557	Oxygen Sensors In force Term ends Mar 13, 2034 · High confidence	In force	Term ends Mar 13, 2034	High confidence
US 12,048,535	Oxygen Sensors In force Term ends Mar 13, 2034 · High confidence	In force	Term ends Mar 13, 2034	High confidence
US 11,504,035	Apparatus and Methods for Detecting Optical Signals from Implanted Sensors In force Term ends Oct 20, 2034 · High confidence	In force	Term ends Oct 20, 2034	High confidence
US 12,059,254	Method and Device for Correcting Optical Signals In force Term ends Jul 5, 2035 · Medium confidence	In force	Term ends Jul 5, 2035	Medium confidence

10 of 19 patents shown.

Pro members see all 19.

Pro members: see all 19 patents

Also on record, not counted in the 19: 7 patents ended · 3 applications pending · 14 applications abandoned. List them

Sources and methods

Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built

Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.

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

Profusa, Inc.