Maintenance fees coming due

Quantum Corporation

26 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Nov 23, 2026. Unpaid by May 24, 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.

Patent	Title	Holder	Status	Fee due	Lapses if unpaid	Expires	Confidence
US 11,656,764	Removable Media Based Object Store Quantum Corporation In force Fee due Nov 23, 2026 Lapses if unpaid May 24, 2027 Term ends Nov 27, 2036 · Medium confidence	Quantum Corporation	In force	Nov 23, 2026	May 24, 2027	Term ends Nov 27, 2036	Medium confidence
US 11,656,767	Nonvolatile Storage Device with Volatile Memory Quantum Corporation In force Fee due Nov 23, 2026 Lapses if unpaid May 24, 2027 Term ends Aug 27, 2041 · High confidence	Quantum Corporation	In force	Nov 23, 2026	May 24, 2027	Term ends Aug 27, 2041	High confidence
US 11,657,849	Reduced Form Factor, High-Density, Front-Access Only Automated Tape Library Quantum Corporation In force Fee due Nov 23, 2026 Lapses if unpaid May 24, 2027 Term ends Jun 13, 2042 · High confidence	Quantum Corporation	In force	Nov 23, 2026	May 24, 2027	Term ends Jun 13, 2042	High confidence
US 11,662,914	Real-Time Library-Based in Situ Drive Test, Drive Head Status Detection, Cleaning Verification and Tracking Quantum Corporation In force Fee due Nov 30, 2026 Lapses if unpaid Jun 1, 2027 Term ends Nov 17, 2041 · High confidence	Quantum Corporation	In force	Nov 30, 2026	Jun 1, 2027	Term ends Nov 17, 2041	High confidence
US 11,664,052	System and Method for Cleaning Advanced Lto Tape Systems Quantum Corporation In force Fee due Nov 30, 2026 Lapses if unpaid Jun 1, 2027 Term ends Jul 16, 2041 · High confidence	Quantum Corporation	In force	Nov 30, 2026	Jun 1, 2027	Term ends Jul 16, 2041	High confidence
US 11,676,635	Large Form Factor Extended Tape Path Magnetic Tape Storage Device Quantum Corporation In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends Jun 23, 2041 · High confidence	Quantum Corporation	In force	Dec 13, 2026	Jun 14, 2027	Term ends Jun 23, 2041	High confidence
US 11,681,590	File Level Recovery Using Virtual Machine Image Level Backup with Selective Compression Quantum Corporation In force Fee due Dec 20, 2026 Lapses if unpaid Jun 21, 2027 Term ends May 9, 2036 · High confidence	Quantum Corporation	In force	Dec 20, 2026	Jun 21, 2027	Term ends May 9, 2036	High confidence
US 11,688,426	Partitioned Data-Based TDS Compensation Using Joint Temporary Encoding and Environmental Controls Quantum Corporation In force Fee due Dec 27, 2026 Lapses if unpaid Jun 28, 2027 Term ends Jun 14, 2042 · High confidence	Quantum Corporation	In force	Dec 27, 2026	Jun 28, 2027	Term ends Jun 14, 2042	High confidence
US 11,689,818	System and Method for Evaluating the Internal State of a Media Library Quantum Corporation In force Fee due Dec 27, 2026 Lapses if unpaid Jun 28, 2027 Term ends May 24, 2040 · High confidence	Quantum Corporation	In force	Dec 27, 2026	Jun 28, 2027	Term ends May 24, 2040	High confidence
US 11,722,158	Cloud-Based Solid State Device (SSD) with Dynamically Variable Error Correcting Code (ECC) System Quantum Corporation In force Fee due Feb 8, 2027 Lapses if unpaid Aug 9, 2027 Term ends May 27, 2035 · High confidence	Quantum Corporation	In force	Feb 8, 2027	Aug 9, 2027	Term ends May 27, 2035	High confidence
16 more maintenance fees coming due in the 12 months from Nov 15, 2026 · Pro

10 of 26 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.