The Patent Finder

Maintenance fees coming due

Mirus LLC

12 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Nov 19, 2026. Unpaid by May 19, 2027, that one lapses early.
A maintenance fee does not end a patent on its due date. It falls due at 3.5, 7.5 and 11.5 years from grant, and the patent lapses only if the fee is still unpaid at the end of the six month grace period that follows.
PatentTitleHolderStatusFee dueLapses if unpaidExpiresConfidence
US 9,034,245Method for Forming a Tubular Medical Device
In force
Fee due Nov 19, 2026
Lapses if unpaid May 19, 2027
 · Medium confidence
Mirus LLCIn forceNov 19, 2026May 19, 2027Medium confidence
US 11,739,174Cationic Cyclic Amine and Amphipathic Transfection Reagents
In force
Fee due Feb 28, 2027
Lapses if unpaid Aug 30, 2027
 · High confidence
Mirus Bio LLCIn forceFeb 28, 2027Aug 30, 2027High confidence
US 11,766,506Stent Device For Spinal Fusion
In force
Fee due Mar 26, 2027
Lapses if unpaid Sep 27, 2027
 · High confidence
Mirus LLCIn forceMar 26, 2027Sep 27, 2027High confidence
US 11,779,685Metal Alloys for Medical Devices
In force
Fee due Apr 10, 2027
Lapses if unpaid Oct 12, 2027
 · High confidence
Mirus LLCIn forceApr 10, 2027Oct 12, 2027High confidence
US 11,786,259Systems and methods for ultrasonically-assisted placement of orthopedic implants
In force
Fee due Apr 17, 2027
Lapses if unpaid Oct 18, 2027
 · High confidence
Mirus LLCIn forceApr 17, 2027Oct 18, 2027High confidence
US 10,499,969Bone Fixation Screw with Deployable Anchors
In force
Fee due Jun 10, 2027
Lapses if unpaid Dec 10, 2027
 · High confidence
Mirus, LLCIn forceJun 10, 2027Dec 10, 2027High confidence
US 11,883,301Expandable Interbody Devices
In force
Fee due Jul 30, 2027
Lapses if unpaid Jan 31, 2028
 · High confidence
Mirus LLCIn forceJul 30, 2027Jan 31, 2028High confidence
US 11,896,498Interbody Fusion Devices and Related Methods of Manufacture
In force
Fee due Aug 13, 2027
Lapses if unpaid Feb 14, 2028
 · High confidence
Mirus LLCIn forceAug 13, 2027Feb 14, 2028High confidence
US 11,911,285Interbody Lattice Structure
In force
Fee due Aug 27, 2027
Lapses if unpaid Feb 28, 2028
 · High confidence
Mirus LLCIn forceAug 27, 2027Feb 28, 2028High confidence
US 9,290,779Transfection Compositions using Amphipathic Compounds
In force
Fee due Sep 22, 2027
Lapses if unpaid Mar 22, 2028
 · High confidence
Mirus Bio LLCIn forceSep 22, 2027Mar 22, 2028High confidence
2 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro
10 of 12 patents shown. Soonest fee due date first, then patent number.
Pro members see every patent with a maintenance fee coming due: number, title, status, the due date, and the date it lapses if the fee goes unpaid through the grace period.
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Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited