Maintenance fees coming due

Microsoft Corporation

136 maintenance fees come due in the 12 months from Nov 15, 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.

Patent	Title	Holder	Status	Fee due	Lapses if unpaid	Expires	Confidence
US 9,036,558	Base Station Initiated Proximity Service Discovery and Connection Establishment Microsoft Technology Licensing, LLC In force Fee due Nov 19, 2026 Lapses if unpaid May 19, 2027 Term ends Jul 25, 2027 · High confidence	Microsoft Technology Licensing, LLC	In force	Nov 19, 2026	May 19, 2027	Term ends Jul 25, 2027	High confidence
US 9,043,546	Sliding-Window Multi-Class Striping Microsoft Technology Licensing, LLC In force Fee due Nov 26, 2026 Lapses if unpaid May 26, 2027 Term ends Nov 30, 2029 · High confidence	Microsoft Technology Licensing, LLC	In force	Nov 26, 2026	May 26, 2027	Term ends Nov 30, 2029	High confidence
US 10,305,876	Sharing Based on Social Network Contacts Microsoft Technology Licensing, LLC In force Fee due Nov 28, 2026 Lapses if unpaid May 28, 2027 Term ends May 2, 2034 · High confidence	Microsoft Technology Licensing, LLC	In force	Nov 28, 2026	May 28, 2027	Term ends May 2, 2034	High confidence
US 10,321,138	Adaptive Video Processing of an Interactive Environment Microsoft Technology Licensing, LLC In force Fee due Dec 11, 2026 Lapses if unpaid Jun 11, 2027 Term ends Mar 29, 2031 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 11, 2026	Jun 11, 2027	Term ends Mar 29, 2031	High confidence
US 9,063,001	Optical Fault Monitoring Microsoft Technology Licensing, LLC In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 Term ends Sep 14, 2029 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 23, 2026	Jun 23, 2027	Term ends Sep 14, 2029	High confidence
US 9,063,331	Optical System for Near-Eye Display Microsoft Technology Licensing, LLC In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 Term ends Aug 1, 2033 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 23, 2026	Jun 23, 2027	Term ends Aug 1, 2033	High confidence
US 9,065,903	User-Based Authentication for Realtime Communications Microsoft Technology Licensing, LLC In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 Term ends Apr 30, 2029 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 23, 2026	Jun 23, 2027	Term ends Apr 30, 2029	High confidence
US 9,065,976	Multi-Device Capture and Spatial Browsing of Conferences Microsoft Technology Licensing, LLC In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 Term ends Jan 15, 2029 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 23, 2026	Jun 23, 2027	Term ends Jan 15, 2029	High confidence
US 9,066,234	Owner Privacy in a Shared Mobile Device Microsoft Technology Licensing, LLC In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 Term ends Aug 19, 2028 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 23, 2026	Jun 23, 2027	Term ends Aug 19, 2028	High confidence
US 10,330,931	Space Carving Based on Human Physical Data Microsoft Technology Licensing, LLC In force Fee due Dec 25, 2026 Lapses if unpaid Jun 25, 2027 Term ends Feb 14, 2034 · High confidence	Microsoft Technology Licensing, LLC	In force	Dec 25, 2026	Jun 25, 2027	Term ends Feb 14, 2034	High confidence
126 more maintenance fees coming due in the 12 months from Nov 15, 2026 · Pro

10 of 136 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.