Maintenance fees coming due

Sonicwall US Holdings Inc.

23 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Dec 6, 2026. Unpaid by Jun 7, 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 11,671,477	Firewall Multi-Level Security Dynamic Host-Based Sandbox Generation for Embedded URL Links Sonicwall US Holdings Inc. In force Fee due Dec 6, 2026 Lapses if unpaid Jun 7, 2027 Ends no later than Mar 23, 2035 · Medium confidence	Sonicwall US Holdings Inc.	In force	Dec 6, 2026	Jun 7, 2027	Ends no later than Mar 23, 2035	Medium confidence
US 11,675,920	Call Location Based Access Control of Query to Database Sonicwall Inc. In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 Term ends May 20, 2040 · High confidence	Sonicwall Inc.	In force	Dec 13, 2026	Jun 14, 2027	Term ends May 20, 2040	High confidence
US 10,326,779	Reputation-Based Threat Protection Sonicwall US Holdings Inc. In force Fee due Dec 18, 2026 Lapses if unpaid Jun 21, 2027 Term ends Jun 6, 2031 · High confidence	Sonicwall US Holdings Inc.	In force	Dec 18, 2026	Jun 21, 2027	Term ends Jun 6, 2031	High confidence
US 10,326,781	Cloud-Based Gateway Security Scanning Sonicwall US Holdings Inc. In force Fee due Dec 18, 2026 Lapses if unpaid Jun 21, 2027 Term ends Jun 30, 2029 · Low confidence	Sonicwall US Holdings Inc.	In force	Dec 18, 2026	Jun 21, 2027	Term ends Jun 30, 2029	Low confidence
US 11,693,961	Analysis of Historical Network Traffic to Identify Network Vulnerabilities Sonicwall Inc. In force Fee due Jan 4, 2027 Lapses if unpaid Jul 6, 2027 Term ends Aug 18, 2040 · High confidence	Sonicwall Inc.	In force	Jan 4, 2027	Jul 6, 2027	Term ends Aug 18, 2040	High confidence
US 11,695,784	Reassembly Free Deep Packet Inspection for Peer to Peer Networks Sonicwall US Holdings Inc. In force Fee due Jan 4, 2027 Lapses if unpaid Jul 6, 2027 Term ends Dec 10, 2035 · High confidence	Sonicwall US Holdings Inc.	In force	Jan 4, 2027	Jul 6, 2027	Term ends Dec 10, 2035	High confidence
US 11,700,277	Providing Access to Data in a Secure Communication Sonicwall Inc. In force Fee due Jan 11, 2027 Lapses if unpaid Jul 12, 2027 Term ends Dec 21, 2037 · High confidence	Sonicwall Inc.	In force	Jan 11, 2027	Jul 12, 2027	Term ends Dec 21, 2037	High confidence
US 10,361,999	Category-Based Data Loss Prevention for Network-Connected Devices Sonicwall US Holdings Inc. In force Fee due Jan 23, 2027 Lapses if unpaid Jul 23, 2027 Term ends Jan 15, 2037 · High confidence	Sonicwall US Holdings Inc.	In force	Jan 23, 2027	Jul 23, 2027	Term ends Jan 15, 2037	High confidence
US 10,382,058	Fast Update of Data Packet Checksums Sonicwall US Holdings Inc. In force Fee due Feb 13, 2027 Lapses if unpaid Aug 13, 2027 Term ends Oct 22, 2034 · Medium confidence	Sonicwall US Holdings Inc.	In force	Feb 13, 2027	Aug 13, 2027	Term ends Oct 22, 2034	Medium confidence
US 10,382,398	Application Signature Authorization Sonicwall US Holdings Inc. In force Fee due Feb 13, 2027 Lapses if unpaid Aug 13, 2027 Term ends Jun 30, 2034 · High confidence	Sonicwall US Holdings Inc.	In force	Feb 13, 2027	Aug 13, 2027	Term ends Jun 30, 2034	High confidence
13 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro

10 of 23 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.