Maintenance fees coming due
6 maintenance fees come due in the 12 months from Nov 15, 2026, the next on Dec 13, 2026. Unpaid by Jun 14, 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 11,673,464 | Throwable Robot with Clamshell Body In force Fee due Dec 13, 2026 Lapses if unpaid Jun 14, 2027 · High confidence | Reconrobotics, Inc. | In force | Dec 13, 2026 | Jun 14, 2027 | High confidence | |
| US 9,061,544 | Two-Wheeled Robot with Enhanced Climbing Features In force Fee due Dec 23, 2026 Lapses if unpaid Jun 23, 2027 · High confidence | Reconrobotics, Inc. | In force | Dec 23, 2026 | Jun 23, 2027 | High confidence | |
| US 10,331,952 | System and Method for Determining an Orientation and Position of an Object In force Fee due Dec 25, 2026 Lapses if unpaid Jun 25, 2027 · High confidence | Reconrobotics, Inc. | In force | Dec 25, 2026 | Jun 25, 2027 | High confidence | |
| US 11,691,302 | Two Wheeled Robot with Enhanced Climbing Features In force Fee due Jan 4, 2027 Lapses if unpaid Jul 6, 2027 · High confidence | Reconrobotics, Inc. | In force | Jan 4, 2027 | Jul 6, 2027 | High confidence | |
| US 10,526,029 | Two wheeled robot with convertibility and accessories In force Fee due Jul 7, 2027 Lapses if unpaid Jan 7, 2028 · High confidence | Reconrobotics, Inc. | In force | Jul 7, 2027 | Jan 7, 2028 | High confidence | |
| US 11,981,021 | Throwable Robot with Improved Drive System In force Fee due Nov 14, 2027 Lapses if unpaid May 15, 2028 · Medium confidence | Reconrobotics, Inc. | In force | Nov 14, 2027 | May 15, 2028 | Medium confidence |
6 of 6 patents shown. Soonest fee due date first, then patent number.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.