49 patents currently held

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.

The next term ends in Feb 2037. from the record

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

Ending by 2030

Feb 2037

Next term end

Patent families

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

202620272028202920302031203220332034203520362037 2038 2039 2040 2041 2042 2043 2044 2045

notable patents all others Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 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

Aspiration System with Accelerated Response US 11,259,821

Cited by 100 later US patents, top 1% of utility patents granted in 2022 in our data. Protection runs to 2040.

Ends Dec 2040 · High confidence Also notable

Telescoping Neurovascular Catheter with Enlargeable Distal Opening US 10,835,711

Cited by 120 later US patents, top 1% of utility patents granted in 2020 in our data. Protection runs to 2037.

Ends Feb 2037 · High confidence Also notable

Devices and Methods for Removing Obstructive Material from an Intravascular Site US 11,395,665

Cited by 55 later US patents, top 5% of utility patents granted in 2022 in our data. Protection runs to 2039.

Ends Nov 2039 · Medium 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 Apr 15, 2027
The maintenance fee for Neurovascular Catheter with Enlargeable Distal End (US 10,441,745) comes due Apr 15, 2027. Unpaid by Oct 15, 2027, it lapses early.
1 fee due May 21, 2027
The maintenance fee for Methods and Systems for Treating a Pulmonary Embolism (US 11,819,228) comes due May 21, 2027. Unpaid by Nov 22, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

2 of the patents on this record were granted since Aug 17, 2026

What they patent

The 5 largest of its 24 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.

Catheter Drive System for Supra-Aortic Access	10 in force	to Jan 2045
Methods and Systems for Advancing a Catheter to a Target Site	9 in force	to Feb 2044
Enhanced Flexibility Neurovascular Catheter	8 in force	to Jun 2039
Multi Catheter System with Integrated Fluidics Management	2 in force	to Oct 2044
Magnetic Coupling Through a Sterile Field Barrier	1 in force	to May 2044

Patents held now

Soonest term end first.

Patent	Title	Status	Expires	Confidence
US 10,179,224	Enhanced Flexibility Neurovascular Catheter with Tensile Support In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,183,145	Enhanced Flexibility Neurovascular Catheter In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,183,146	Method of Making an Enhanced Flexibility Neurovascular Catheter In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,183,147	Neurovascular Catheter Extension Segment In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,441,745	Neurovascular Catheter with Enlargeable Distal End In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,661,053	Method of Pulsatile Neurovascular Aspiration with Telescoping Catheter In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,835,711	Telescoping Neurovascular Catheter with Enlargeable Distal Opening In force Term ends Feb 24, 2037 · High confidence	In force	Term ends Feb 24, 2037	High confidence
US 10,653,426	Thromboresistant Coatings for Aneurysm Treatment Devices held by Incept, LLC In force Term ends May 24, 2038 · High confidence	In force	Term ends May 24, 2038	High confidence
US 12,343,479	Neurovascular Catheter In force Term ends Jun 1, 2039 · High confidence	In force	Term ends Jun 1, 2039	High confidence
US 11,395,665	Devices and Methods for Removing Obstructive Material from an Intravascular Site held by Incept, LLC In force Term ends Nov 3, 2039 · Medium confidence	In force	Term ends Nov 3, 2039	Medium confidence

10 of 49 patents shown.

Pro members see all 49.

Pro members: see all 49 patents

Also on record, not counted in the 49: 10 patents in force now held by others · 68 applications pending · 3 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.

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Imperative Care, Inc.