Maintenance fees coming due
11 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Jan 7, 2027. Unpaid by Jul 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 9,078,129 | Knowledge-Based Authentication for Restricting Access to Mobile Devices In force Fee due Jan 7, 2027 Lapses if unpaid Jul 7, 2027 · High confidence | Rsa Security LLC | In force | Jan 7, 2027 | Jul 7, 2027 | High confidence | |
| US 9,083,515 | Forward Secure Pseudorandom Number Generation Resilient to Forward Clock Attacks In force Fee due Jan 14, 2027 Lapses if unpaid Jul 14, 2027 · High confidence | Rsa Security LLC | In force | Jan 14, 2027 | Jul 14, 2027 | High confidence | |
| US 10,511,436 | Protecting Key Material Using White-Box Cryptography and Split Key Techniques In force Fee due Jun 17, 2027 Lapses if unpaid Dec 17, 2027 · High confidence | Rsa Security LLC | In force | Jun 17, 2027 | Dec 17, 2027 | High confidence | |
| US 9,230,075 | Multi-Server Authentication Using Proactivization Journaling In force Fee due Jul 5, 2027 Lapses if unpaid Jan 5, 2028 · High confidence | Rsa Security LLC | In force | Jul 5, 2027 | Jan 5, 2028 | High confidence | |
| US 9,270,655 | Configurable One-Time Authentication Tokens with Improved Resilience to Attacks In force Fee due Aug 23, 2027 Lapses if unpaid Feb 23, 2028 · High confidence | Rsa Security LLC | In force | Aug 23, 2027 | Feb 23, 2028 | High confidence | |
| US 9,294,473 | Server Methods and Apparatus for Processing Passcodes Generated by Configurable One-Time Authentication Tokens In force Fee due Sep 22, 2027 Lapses if unpaid Mar 22, 2028 · High confidence | Rsa Security LLC | In force | Sep 22, 2027 | Mar 22, 2028 | High confidence | |
| US 9,306,942 | Agile Otp Generation In force Fee due Oct 5, 2027 Lapses if unpaid Apr 5, 2028 · Medium confidence | Rsa Security LLC | In force | Oct 5, 2027 | Apr 5, 2028 | Medium confidence | |
| US 9,306,943 | Access Point - Authentication Server Combination In force Fee due Oct 5, 2027 Lapses if unpaid Apr 5, 2028 · High confidence | Rsa Security LLC | In force | Oct 5, 2027 | Apr 5, 2028 | High confidence | |
| US 11,961,084 | Machine learning models for fraud detection Outseer LLC In force Fee due Oct 16, 2027 Lapses if unpaid Apr 17, 2028 · High confidence | Outseer LLC | In force | Oct 16, 2027 | Apr 17, 2028 | High confidence | |
| US 9,323,909 | Sharing a Cryptographic Device by Partitioning Challenge-Response Space In force Fee due Oct 26, 2027 Lapses if unpaid Apr 26, 2028 · High confidence | Rsa Security LLC | In force | Oct 26, 2027 | Apr 26, 2028 | High confidence | |
| 1 more maintenance fee coming due in the 12 months from Nov 14, 2026 · Pro | |||||||
10 of 11 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.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.